3 open source boards using the TP4054-42-SOT25R

Real designs built with the TP4054-42-SOT25R, from public GitHub projects: a quick way to see how others power, decouple and connect it. Each board comes with its KiCad files, full parts list and a render — and you can simulate its firmware on HardLabs.

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The TP4054-42-SOT25R in open source designs

The gallery holds 3 open source boards using the TP4054-42-SOT25R from 2 GitHub repositories; a typical one measures about 60 × 110 mm and carries around 127 components.

67% use four copper layers or more, and 67% carry an open source license.

The most starred is DC-DC-BOOST-CONVERTER by Philipgem-engineer.

Microcontrollers on boards using the TP4054-42-SOT25R

ESP32 2

What boards using the TP4054-42-SOT25R are built for

TP4054-42-SOT25R: common questions

Where can I find a TP4054-42-SOT25R reference design?

Each of the 3 boards on this page is a real design using the TP4054-42-SOT25R. Open one to see how it is wired up, with the full BOM, a render of the layout and links to its KiCad files.

Which microcontrollers do boards using the TP4054-42-SOT25R use?

Most are built on ESP32 (2).

How big is a typical board using the TP4054-42-SOT25R?

The median is 60 × 110 mm, and 33% are two-layer designs.

What is the most popular open source board using the TP4054-42-SOT25R?

By GitHub stars, DC-DC-BOOST-CONVERTER by Philipgem-engineer, with 2 stars.

Can I simulate one of these boards using the TP4054-42-SOT25R before building it?

Yes. HardLabs turns a board's netlist and BOM into a working simulation, so you can boot and test firmware against it with no hardware on your desk.