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2 layers50 × 45 mmPowerCutoffBoard1, the printed circuit board in 3D

PowerCutoffBoard and RemoteSwitchBoard created by Gento Aiba.

Size
50 × 45 mm
Copper layers
2
Thickness
1.6 mm
Parts
46
Nets
64
Pads
180
Tracks, vias
268, 109
Pours
4
Routed
Yes
KiCad
KiCad 9.0 (file 20241229)
Created
25 Sep 2024
Updated
6 Oct 2025

Overview

PowerCutoffBoard1 is an open-source printed circuit board by ararobo, from the ararobo/GN10RemoteEmergencyStop repository on GitHub. It is a 2-layer board of 50 × 45 mm with 46 parts on 64 nets, routed with 268 tracks and 109 vias.

It is built around the WIO-E5 and MIC4427ZM. Its parts include 12 capacitors, 9 resistors, 8 diodes, 5 ICs and 5 connectors. It belongs with the STM32 boards of this library.

Main components

2

README

README.md

GN10RemoteEmergencyStop

PowerCutoffBoard and RemoteSwitchBoard created by Gento Aiba.

This repository contains hardware and firmware for an emergency stop system:

  • PowerCutoffBoard: A circuit board that cuts off power in emergency situations.
  • RemoteSwitchBoard: A circuit board that remotely controls switches.

Boards Usecase Diagram

PowerCutoffBoard

RemoteSwitchBoard

Parts

46
QtyValueFootprintReferences
70.1uCapacitor_SMD:C_0603_1608Metric_Pad1.08x0.95mm_HandSolderC1, C2, C4, C6, C9, C11, C13
71kCapacitor_SMD:C_0603_1608Metric_Pad1.08x0.95mm_HandSolderR2, R4, R5, R6, R7, R8, R9
7LEDLED_SMD:LED_0603_1608Metric_Pad1.05x0.95mm_HandSolderD2, D4, D5, D6, D7, D8, D9
4MountingHoleMountingHole:MountingHole_3.2mm_M3H1, H2, H3, H4
34.7uCapacitor_SMD:C_0603_1608Metric_Pad1.08x0.95mm_HandSolderC3, C5, C10
210uCapacitor_SMD:C_0603_1608Metric_Pad1.08x0.95mm_HandSolderC7, C8
2Conn_01x04Connector_JST:JST_XH_B4B-XH-A_1x04_P2.50mm_VerticalJ5, J6
2SW_PushGN10_Parts:TVAFSW1, SW2
110kCapacitor_SMD:C_0603_1608Metric_Pad1.08x0.95mm_HandSolderR1
1120Resistor_SMD:R_0603_1608Metric_Pad0.98x0.95mm_HandSolderR3
13.3VPackage_TO_SOT_SMD:SOT-223-3_TabPin2U3
1Conn_01x03Connector_AMASS:AMASS_MR30PW-FB_1x03_P3.50mm_HorizontalJ2
1Conn_01x04Connector_JST:JST_XH_S4B-XH-A_1x04_P2.50mm_HorizontalJ3
1Conn_CoaxialConnector_Coaxial:SMA_Molex_73251-2120_EdgeMount_HorizontalJ1
1DDiode_SMD:Nexperia_CFP3_SOD-123WD1
1MCP2562-E-SNPackage_SO:SOIC-8_3.9x4.9mm_P1.27mmU5
1MIC4427Package_SO:SOIC-8_3.9x4.9mm_P1.27mmU4
1STM32F303K8TxPackage_QFP:LQFP-32_7x7mm_P0.8mmU1
1SW_DIP_x04Button_Switch_SMD:SW_DIP_SPSTx04_Slide_Copal_CHS-04B_W7.62mm_P1.27mmSW3
1Wio-E5GN10_Parts:LoRa-E5U2

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3
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  • 2 layers85 × 65 mmPowerCutoffBoard2, the printed circuit board in 3D

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Questions

How big is the PowerCutoffBoard1 PCB?

It measures 50 × 45 mm and has 2 copper layers, 1.6 mm thick.

What parts does the PowerCutoffBoard1 use?

46 parts, built around the WIO-E5 and MIC4427ZM. 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 PowerCutoffBoard1 KiCad files?

From the ararobo/GN10RemoteEmergencyStop repository on GitHub, at the commit this page was made from: the board is hardware/PowerCutoffBoard1/PowerCutoffBoard1.kicad_pcb and its schematic hardware/ConsoleBoard/ConsoleBoard.kicad_sch. PCBKit opens the board in the browser, with nothing to install.

Can I use the PowerCutoffBoard1 design in my own project?

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