2 open source boards using the LT431 (Voltage Ref)
Real designs built with the LT431 (Voltage Ref), 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.
PowerCircuit
unicab369
98 × 99.9 mm420 parts2LNo license0
Mess-P20+PowerCircuit
99 × 100 mm364 parts2LNo license0
The LT431 (Voltage Ref) in open source designs
The gallery holds 2 open source boards using the LT431 (Voltage Ref) from 1 GitHub repository; a typical one measures about 98.5 × 99.9 mm and carries around 392 components.
100% are two-layer designs, the rest use four layers or more, and 0% carry an open source license.
The most starred is PowerCircuit by unicab369.
What boards using the LT431 (Voltage Ref) are built for
LT431 (Voltage Ref): common questions
Where can I find a LT431 (Voltage Ref) reference design?
Each of the 2 boards on this page is a real design using the LT431 (Voltage Ref). Open one to see how it is wired up, with the full BOM, a render of the layout and links to its KiCad files.
How big is a typical board using the LT431 (Voltage Ref)?
The median is 98.5 × 99.9 mm, and 100% are two-layer designs.
What is the most popular open source board using the LT431 (Voltage Ref)?
By GitHub stars, PowerCircuit by unicab369, with 0 stars.
Can I simulate one of these boards using the LT431 (Voltage Ref) 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.