2 open source boards using the 7812
Real designs built with the 7812, 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.
AVR/ArduinoMegadesk
gcormier
41.7 × 32.2 mm23 parts2LGPL-3.0818
DualLM317BenchSupply
cellularmitosis
99.1 × 99.7 mm49 parts2LMIT12
The 7812 in open source designs
The gallery holds 2 open source boards using the 7812 from 2 GitHub repositories; a typical one measures about 70.4 × 65.9 mm and carries around 36 components.
100% are two-layer designs, the rest use four layers or more, and 100% carry an open source license.
The most starred is Megadesk by gcormier.
Microcontrollers on boards using the 7812
What boards using the 7812 are built for
7812: common questions
Where can I find a 7812 reference design?
Each of the 2 boards on this page is a real design using the 7812. 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 7812 use?
Most are built on AVR/Arduino (1).
How big is a typical board using the 7812?
The median is 70.4 × 65.9 mm, and 100% are two-layer designs.
What is the most popular open source board using the 7812?
By GitHub stars, Megadesk by gcormier, with 818 stars.
Can I simulate one of these boards using the 7812 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.