2 open source boards using the L7912

Real designs built with the L7912, 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.

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The L7912 in open source designs

The gallery holds 2 open source boards using the L7912 from 2 GitHub repositories; a typical one measures about 165 × 110 mm and carries around 57 components.

100% are two-layer designs, the rest use four layers or more, and 50% carry an open source license.

The most starred is Power Supply THT by BruteClaw.

Parts used alongside the L7912

L7812 2

What boards using the L7912 are built for

L7912: common questions

Where can I find a L7912 reference design?

Each of the 2 boards on this page is a real design using the L7912. 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 L7912?

The median is 165 × 110 mm, and 100% are two-layer designs.

What is the most popular open source board using the L7912?

By GitHub stars, Power Supply THT by BruteClaw, with 10 stars.

Can I simulate one of these boards using the L7912 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.