2 open source boards using the MT3540-F23
Real designs built with the MT3540-F23, 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.
OpenTherm Click
michpro
25.4 × 57.2 mm47 parts2LCERN-OHL-P-2.03
Arduino OpenTherm shield
68.6 × 53.3 mm46 parts2LCERN-OHL-P-2.00
The MT3540-F23 in open source designs
The gallery holds 2 open source boards using the MT3540-F23 from 2 GitHub repositories; a typical one measures about 47 × 55.2 mm and carries around 47 components.
100% are two-layer designs, the rest use four layers or more, and 100% carry an open source license.
The most starred is OpenTherm Click by michpro.
What boards using the MT3540-F23 are built for
MT3540-F23: common questions
Where can I find a MT3540-F23 reference design?
Each of the 2 boards on this page is a real design using the MT3540-F23. 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 MT3540-F23?
The median is 47 × 55.2 mm, and 100% are two-layer designs.
What is the most popular open source board using the MT3540-F23?
By GitHub stars, OpenTherm Click by michpro, with 3 stars.
Can I simulate one of these boards using the MT3540-F23 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.