2 open source boards using the LM74502HDDFR
Real designs built with the LM74502HDDFR, 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.
ESP32VCAT-VehicleControlUnit
lhr-solar
86.6 × 71.8 mm122 parts2LMIT2
ESP32Solar Project Rev1
Phil-CIA
100 × 99.9 mm171 parts4LNo license0
The LM74502HDDFR in open source designs
The gallery holds 2 open source boards using the LM74502HDDFR from 2 GitHub repositories; a typical one measures about 93.3 × 85.9 mm and carries around 147 components.
50% are two-layer designs, the rest use four layers or more, and 50% carry an open source license.
The most starred is VCAT-VehicleControlUnit by lhr-solar.
Microcontrollers on boards using the LM74502HDDFR
What boards using the LM74502HDDFR are built for
LM74502HDDFR: common questions
Where can I find a LM74502HDDFR reference design?
Each of the 2 boards on this page is a real design using the LM74502HDDFR. 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 LM74502HDDFR use?
Most are built on ESP32 (2).
How big is a typical board using the LM74502HDDFR?
The median is 93.3 × 85.9 mm, and 50% are two-layer designs.
What is the most popular open source board using the LM74502HDDFR?
By GitHub stars, VCAT-VehicleControlUnit by lhr-solar, with 2 stars.
Can I simulate one of these boards using the LM74502HDDFR 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.