2 open source boards using the PC357_OPTO
Real designs built with the PC357_OPTO, 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.
4-channel relay board hardware design
SolderedElectronics
70 × 54 mm52 parts2LTAPR-OHL-1.08
2-channel relay board hardware design
54 × 38 mm30 parts2LTAPR-OHL-1.03
The PC357_OPTO in open source designs
The gallery holds 2 open source boards using the PC357_OPTO from 2 GitHub repositories; a typical one measures about 62 × 46 mm and carries around 41 components.
100% are two-layer designs, the rest use four layers or more, and 100% carry an open source license.
The most starred is 4-channel relay board hardware design by SolderedElectronics.
PC357_OPTO: common questions
Where can I find a PC357_OPTO reference design?
Each of the 2 boards on this page is a real design using the PC357_OPTO. 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 PC357_OPTO?
The median is 62 × 46 mm, and 100% are two-layer designs.
What is the most popular open source board using the PC357_OPTO?
By GitHub stars, 4-channel relay board hardware design by SolderedElectronics, with 8 stars.
Can I simulate one of these boards using the PC357_OPTO 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.