2 open source boards using the LM7809_TO220
Real designs built with the LM7809_TO220, 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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mzuelchThe LM7809_TO220 in open source designs
The gallery holds 2 open source boards using the LM7809_TO220 from 2 GitHub repositories; a typical one measures about 99.3 × 87.4 mm and carries around 53 components.
100% are two-layer designs, the rest use four layers or more, and 50% carry an open source license.
The most starred is Baby 8 by mzuelch.
What boards using the LM7809_TO220 are built for
LM7809_TO220: common questions
Where can I find a LM7809_TO220 reference design?
Each of the 2 boards on this page is a real design using the LM7809_TO220. 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 LM7809_TO220?
The median is 99.3 × 87.4 mm, and 100% are two-layer designs.
What is the most popular open source board using the LM7809_TO220?
By GitHub stars, Baby 8 by mzuelch, with 165 stars.
Can I simulate one of these boards using the LM7809_TO220 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.