2 open source boards using the LMA3722T421-OA5
Real designs built with the LMA3722T421-OA5, 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.
RP2040/RP2350Spacescape
Napkin-to-Billboard
205 × 140 mm327 parts4LMIT0
ESP32Sigma Spaceship - second try
123 × 55 mm114 parts4LMIT0
The LMA3722T421-OA5 in open source designs
The gallery holds 2 open source boards using the LMA3722T421-OA5 from 1 GitHub repository; a typical one measures about 164 × 97.5 mm and carries around 221 components.
100% use four copper layers or more, and 100% carry an open source license.
The most starred is Spacescape by Napkin-to-Billboard.
Microcontrollers on boards using the LMA3722T421-OA5
LMA3722T421-OA5: common questions
Where can I find a LMA3722T421-OA5 reference design?
Each of the 2 boards on this page is a real design using the LMA3722T421-OA5. 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 LMA3722T421-OA5 use?
Most are built on ESP32 (1) and RP2040/RP2350 (1).
How big is a typical board using the LMA3722T421-OA5?
The median is 164 × 97.5 mm, and 0% are two-layer designs.
What is the most popular open source board using the LMA3722T421-OA5?
By GitHub stars, Spacescape by Napkin-to-Billboard, with 0 stars.
Can I simulate one of these boards using the LMA3722T421-OA5 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.