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2 layers77.3 × 55.5 mmEEE3088F power module, the printed circuit board in 3D

EEE3088F power module

Rasekoai/EEE3088F_Project_2025
Size
77.3 × 55.5 mm
Copper layers
2
Thickness
1.6 mm
Parts
74
Nets
89
Pads
299
Tracks, vias
0, 0
Routed
Not yet
KiCad
KiCad 9.0 (file 20241229)
Created
11 Mar 2025
Updated
31 May 2025

Overview

EEE3088F power module is an open-source printed circuit board by Rasekoai, from the Rasekoai/EEE3088F_Project_2025 repository on GitHub. It is a 2-layer board of 77.3 × 55.5 mm with 74 parts on 89 nets.

It is built around the DRV8833PWP, CH224K and MP2338GTL-Z, with the MP3423GG-Z, RT6150AGQW and TP4056-42-ESOP8 among its other parts. Its parts include 29 resistors, 19 capacitors, 8 ICs, 5 transistors and 3 connectors.

Main components

10

README

README.md

EEE3088F 2025 Micromouse Power Module Project

Overview

This repository contains the design and implementation of the power subsystem for the Micro-mouse robot. The power subsystem is designed to efficiently manage power distribution to motors and provide USB connectivity for control interfaces.

System Requirements

Motor Control

  • Bidirectional operation of up to 4 motors
  • Motor specifications:
    • 2x main brushed DC motors - 200mA max current draw at 15V battery
    • 2x auxiliary motors - 50mA each

Battery Management

  • Battery: 4.2V Lithium ion battery
  • INA219 implementation for monitoring the battery on the I2C Bus
  • Charging: Support for battery charging from the 5V input
  • Dual charging modes:
    • Higher charging current for battery (600mA)
    • Lower charging current for battery (100mA)

USB Interface

  • Integrated USB-C port for 5V output from the USB Host

Power Control

  • ON/OFF switch:
    • OFF state: Battery draw <50μA
    • ON state: Robot peak current is 1A
    • Switch turns on both 5V and 3V3

Project Structure

This repository contains:

  • Circuit schematic
  • PCB design
  • Datasheets for ICs used

Assessment Information

This project is part of a group assignment. While the interim and final design reports are assessed as a group, individual contributions to the design sections will be evaluated separately.

Contributors

  • Rasekoai Mokose - student no: MKSRAS001

  • Innocent Mkhonta - student no: SPHINN001

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                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    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Parts

74
QtyValueFootprintReferences
722uCapacitor_SMD:C_1206_3216MetricC2, C3, C4, C8, C9, C10, C11
50.3Resistor_SMD:R_0805_2012MetricR8, R13, R14, R15, R16
410kResistor_SMD:R_0805_2012MetricR2, R3, R4, R23
410uCapacitor_SMD:C_0805_2012MetricC6, C7, C12, C13
42.2uFCapacitor_SMD:C_1206_3216MetricC15, C16, C18, C19
31kResistor_SMD:R_0805_2012MetricR1, R6, R7
3MountingHole_Pad_MPMountingHole:MountingHole_2.2mm_M2_ISO7380_PadH2, H3, H4
20.01uFCapacitor_SMD:C_0805_2012MetricC14, C17
2470Resistor_SMD:R_0805_2012MetricR17, R18
251Resistor_SMD:R_0805_2012MetricR19, R20
282kResistor_SMD:R_0603_1608MetricR24, R25
2DRV8833PWPPackage_SO:HTSSOP-16-1EP_4.4x5mm_P0.65mm_EP3.4x5mm_Mask2.46x2.31mm_ThermalViasU6, U7
2MMBT5551MMBT5551:SOT23-3Q2, Q3
2TIP42CPackage_TO_SOT_THT:TO-220-3_VerticalQ1, Q4
10.1Resistor_SMD:R_1206_3216MetricR27
10.1uCapacitor_SMD:C_0603_1608MetricC5
11.5uInductor_SMD:L_0805_2012MetricL2
1150kResistor_SMD:R_0805_2012MetricR10
115kResistor_SMD:R_0805_2012MetricR11
11uCapacitor_SMD:C_0805_2012MetricC1
12.2uInductor_SMD:L_1210_3225MetricL3
1220kResistor_SMD:R_0603_1608MetricR29
12N7002Package_TO_SOT_SMD:SOT-23Q5
12kResistor_SMD:R_0805_2012MetricR22
14.7kResistor_SMD:R_0805_2012MetricR12
1470kResistor_SMD:R_0805_2012MetricR26
15.6kResistor_SMD:R_0805_2012MetricR21
1510kResistor_SMD:R_0603_1608MetricR9
156kResistor_SMD:R_0603_1608MetricR28
16.8uInductor_SMD:L_1008_2520MetricL1
19.1kResistor_SMD:R_0603_1608MetricR5
1CH224KPackage_SO:SSOP-10-1EP_3.9x4.9mm_P1mm_EP2.1x3.3mmU1
1Conn_02x16_Top_BottomConnector_PinHeader_2.54mm:PinHeader_2x16_P2.54mm_VerticalJ1
1D1LED_SMD:LED_0805_2012MetricLED1
1D2LED_SMD:LED_0805_2012MetricLED2
1INA219AxDPackage_SO:SOIC-8_3.9x4.9mm_P1.27mmU5
1MP2338GTL-ZMP2338GTL-Z:MP2338GTLZIC1
1MP3423GG-Zul_MP3423GG-Z:QFN14_MP3423_MNP-MU3
1PHR-2PHR-2:JST_PHR-2P2
1RT6150AGQWRT6150AGQW:SON50P300X300X80-11NU4
1SPDTMyLibrary:NEWSWITCHSW1
1TP4056-42-ESOP8Package_SO:SOIC-8-1EP_3.9x4.9mm_P1.27mm_EP2.41x3.3mm_ThermalViasU2
1TestPoint_ProbeTestPoint:TestPoint_2mmTP1
1UJC-HP-3-SMT-TRUJC-HP-3-SMT-TR:CUI_UJC-HP-3-SMT-TRJ2

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Questions

How big is the EEE3088F power module PCB?

It measures 77.3 × 55.5 mm and has 2 copper layers, 1.6 mm thick.

What parts does the EEE3088F power module use?

74 parts, built around the DRV8833PWP, CH224K, MP2338GTL-Z and MP3423GG-Z. The full list of its parts is on this page, with links to each part's symbol and footprint where PCBKit's library has them.

Where can I download the EEE3088F power module KiCad files?

From the Rasekoai/EEE3088F_Project_2025 repository on GitHub, at the commit this page was made from: the board is Project files/EEE3088F_power_module.kicad_pcb and its schematic Project files/EEE3088F_power_module.kicad_sch. PCBKit opens the board in the browser, with nothing to install.

Can I use the EEE3088F power module design in my own project?

Its repository states no licence, so its author keeps all rights: ask Rasekoai before reusing the design.