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2 layers37.5 × 19 mmLiPoBMS, the printed circuit board in 3D
Size
37.5 × 19 mm
Copper layers
2
Thickness
1.6 mm
Parts
10
Nets
6
Pads
19
Tracks, vias
36, 0
Routed
Yes
KiCad
KiCad 10.0 (file 20260206)
Created
4 Jul 2026
Updated
14 Aug 2026

Overview

LiPoBMS is an open-source printed circuit board by nick1076, from the nick1076/Learning-Module-Boards repository on GitHub. It is a 2-layer board of 37.5 × 19 mm with 10 parts on 6 nets, routed with 36 tracks and 0 vias.

It is built around the MCP73831T-2ACI/OT-HXY. Its parts include 2 capacitors, 2 resistors, 2 connectors, 1 IC and 1 diode.

Main components

1

Parts

10
QtyValueFootprintReferences
24.7uFCapacitor_SMD:C_1206_3216Metric_Pad1.33x1.80mm_HandSolderC1, C2
2Conn_01x02_PinConnector_PinHeader_2.54mm:PinHeader_1x02_P2.54mm_Vertical_SMD_Pin1LeftJ1, J2
2LOGOLOGOG***, G***
110kResistor_SMD:R_1206_3216Metric_Pad1.30x1.75mm_HandSolderR1
12.2kResistor_SMD:R_1206_3216Metric_Pad1.30x1.75mm_HandSolderR2
1LEDLED_SMD:LED_1206_3216Metric_Pad1.42x1.75mm_HandSolderD1
1MCP73831T-2ACI/OTMCP73831T-2ACI:MCP73831T_2ACI_OTU1

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Questions

How big is the LiPoBMS PCB?

It measures 37.5 × 19 mm and has 2 copper layers, 1.6 mm thick.

What parts does the LiPoBMS use?

10 parts, built around the MCP73831T-2ACI/OT-HXY. 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 LiPoBMS KiCad files?

From the nick1076/Learning-Module-Boards repository on GitHub, at the commit this page was made from: the board is Modules/LiPoBMS/LiPoBMS.kicad_pcb and its schematic Modules/Analog & Digital Servo Tester/ServoTesterBoard/ServoTesterBoard.kicad_sch. PCBKit opens the board in the browser, with nothing to install.

Can I use the LiPoBMS design in my own project?

Its repository states no licence, so its author keeps all rights: ask nick1076 before reusing the design.