5 open source boards using the TL431DBZ
Real designs built with the TL431DBZ, 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/RP2350Pico2-ice
tinyvision-ai-inc
27.9 × 63.5 mm97 parts4LMIT59
PiGarage
bryce-builds
65 × 56 mm77 parts2LCERN-OHL-S-2.08
Electronics uldosc
mpinese
100 × 70 mm54 parts2LNo license5
Therm temp 4 20 xmtr
ControlSystemIntegrators
50 × 50 mm45 parts4LMIT0
Primer Carrier for LattePanda Mu
Astrid-Delestine
146 × 102 mm223 parts4LMIT0
The TL431DBZ in open source designs
The gallery holds 5 open source boards using the TL431DBZ from 5 GitHub repositories; a typical one measures about 65 × 63.5 mm and carries around 77 components.
60% use four copper layers or more, and 80% carry an open source license.
The most starred is Pico2-ice by tinyvision-ai-inc.
Microcontrollers on boards using the TL431DBZ
What boards using the TL431DBZ are built for
TL431DBZ: common questions
Where can I find a TL431DBZ reference design?
Each of the 5 boards on this page is a real design using the TL431DBZ. 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 TL431DBZ use?
Most are built on RP2040/RP2350 (1).
How big is a typical board using the TL431DBZ?
The median is 65 × 63.5 mm, and 40% are two-layer designs.
What is the most popular open source board using the TL431DBZ?
By GitHub stars, Pico2-ice by tinyvision-ai-inc, with 59 stars.
Can I simulate one of these boards using the TL431DBZ 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.