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2 layers30.2 × 34 mmESP32Mini1-DevBoard, the printed circuit board in 3D

This project contains the pcb of an ESP32 Mini 1 N8 Development board that is suitable for your needs.

Size
30.2 × 34 mm
Copper layers
2
Thickness
1.6 mm
Parts
16
Nets
53
Pads
157
Tracks, vias
289, 38
Pours
3
Routed
Yes
KiCad
KiCad 9.0 (file 20241229)
Created
26 Jan 2026
Updated
26 Jan 2026

Overview

ESP32Mini1-DevBoard is an open-source printed circuit board by Casual-Coder-dev, from the Casual-Coder-dev/ESP32-Mini-1-N8-Devboard- repository on GitHub, published under the MIT licence. It is a 2-layer board of 30.2 × 34 mm with 16 parts on 53 nets, routed with 289 tracks and 38 vias.

It is built around the ESP32-S3-MINI-1-N8 and AMS1117CD-3.3. Its parts include 6 resistors, 3 connectors, 2 capacitors, 2 ICs and 2 switches. It belongs with the microcontroller boards boards and the ESP32 boards of this library.

Main components

2

README

README.md

Here is my first finished custom ESP32 Mini dev board.

Parts

16
QtyValueFootprintReferences
210mFCapacitor_SMD:C_0603_1608MetricC1, C2
222ΩResistor_SMD:R_0201_0603MetricR1, R2
25.1kResistor_SMD:R_0201_0603MetricR3, R4
2Conn_01x08_PinConnector_PinHeader_2.54mm:PinHeader_1x08_P2.54mm_VerticalJ1, J2
110kResistor_SMD:R_0201_0603MetricR5
1330Resistor_SMD:R_0201_0603MetricR6
1AMS1117CD-3.3Package_TO_SOT_SMD:TO-252-3_TabPin2U1
1BTN_BootButton_Switch_THT:SW_PUSH_6mmSW2
1BTN_ResetButton_Switch_THT:SW_PUSH_6mmSW1
1ESP32-S3-MINI-1RF_Module:ESP32-S2-MINI-1U2
1LEDLED_SMD:LED_0805_2012MetricD1
1USB_C_Receptacle_USB2.0_16PConnector_USB:USB_C_Receptacle_GCT_USB4110J3

Questions

How big is the ESP32Mini1-DevBoard PCB?

It measures 30.2 × 34 mm and has 2 copper layers, 1.6 mm thick.

What parts does the ESP32Mini1-DevBoard use?

16 parts, built around the ESP32-S3-MINI-1-N8 and AMS1117CD-3.3. 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 ESP32Mini1-DevBoard KiCad files?

From the Casual-Coder-dev/ESP32-Mini-1-N8-Devboard- repository on GitHub, at the commit this page was made from: the board is ESP32Mini1-DevBoard/ESP32Mini1-DevBoard.kicad_pcb and its schematic ESP32Mini1-DevBoard/ESP32Mini1-DevBoard.kicad_sch. PCBKit opens the board in the browser, with nothing to install.

Can I use the ESP32Mini1-DevBoard design in my own project?

Its repository publishes it under the MIT licence: you may reuse it on that licence's terms (keep the author's notice, and for a copyleft licence share your changes alike).

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