1 open source board using the LM4040AIM3-3.0
Real designs built with the LM4040AIM3-3.0, 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.
fredriknkThe LM4040AIM3-3.0 in open source designs
The gallery holds 1 open source boards using the LM4040AIM3-3.0 from 1 GitHub repository; a typical one measures about 100 × 80 mm and carries around 90 components.
100% use four copper layers or more, and 100% carry an open source license.
The most starred is Chatgpt astra test2 by fredriknk.
Microcontrollers on boards using the LM4040AIM3-3.0
LM4040AIM3-3.0: common questions
Where can I find a LM4040AIM3-3.0 reference design?
Each of the 1 boards on this page is a real design using the LM4040AIM3-3.0. 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 LM4040AIM3-3.0 use?
Most are built on ESP32 (1).
How big is a typical board using the LM4040AIM3-3.0?
The median is 100 × 80 mm, and 0% are two-layer designs.
What is the most popular open source board using the LM4040AIM3-3.0?
By GitHub stars, Chatgpt astra test2 by fredriknk, with 3 stars.
Can I simulate one of these boards using the LM4040AIM3-3.0 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.