6 open source boards using the LM3940IMP-3.3/NOPB
Real designs built with the LM3940IMP-3.3/NOPB, 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.
ESP32HolyGrail
whbCool
157 × 73 mm195 parts6LNo license1
ESP32Board fully integrated
lleck
370 × 370 mm234 parts4LNo license0
EEE3088F-Team-9
davidbits
98.7 × 98.7 mm49 parts2LCC-BY-4.00
ESP32Main board new-3.2
369.4 × 107.4 mm82 parts4LNo license0
ESP32Main board-3.2
390 × 390 mm36 parts4LNo license0
ESP32Main board 4 jlc-3.2
369.4 × 107.4 mm36 parts4LNo license0
The LM3940IMP-3.3/NOPB in open source designs
The gallery holds 6 open source boards using the LM3940IMP-3.3/NOPB from 3 GitHub repositories; a typical one measures about 369.4 × 107.4 mm and carries around 66 components.
83% use four copper layers or more, and 17% carry an open source license.
The most starred is HolyGrail by whbCool.
Microcontrollers on boards using the LM3940IMP-3.3/NOPB
What boards using the LM3940IMP-3.3/NOPB are built for
LM3940IMP-3.3/NOPB: common questions
Where can I find a LM3940IMP-3.3/NOPB reference design?
Each of the 6 boards on this page is a real design using the LM3940IMP-3.3/NOPB. 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 LM3940IMP-3.3/NOPB use?
Most are built on ESP32 (5).
How big is a typical board using the LM3940IMP-3.3/NOPB?
The median is 369.4 × 107.4 mm, and 17% are two-layer designs.
What is the most popular open source board using the LM3940IMP-3.3/NOPB?
By GitHub stars, HolyGrail by whbCool, with 1 stars.
Can I simulate one of these boards using the LM3940IMP-3.3/NOPB 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.