3 open source boards using the MCP1703A-3302_SOT223
Real designs built with the MCP1703A-3302_SOT223, 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.
Nordic nRFAWatch2-hw
jwise
73.4 × 72.7 mm157 parts4LNo license18
STM32Scot resolver
philcrump
108.6 × 79.4 mm137 parts2LMIT1
TeleinfoMySensorsEBYTE2
tdouez
25.4 × 49.2 mm12 parts2LNo license14
The MCP1703A-3302_SOT223 in open source designs
The gallery holds 3 open source boards using the MCP1703A-3302_SOT223 from 3 GitHub repositories; a typical one measures about 73.4 × 72.7 mm and carries around 137 components.
67% are two-layer designs, the rest use four layers or more, and 33% carry an open source license.
The most starred is AWatch2-hw by jwise.
Microcontrollers on boards using the MCP1703A-3302_SOT223
MCP1703A-3302_SOT223: common questions
Where can I find a MCP1703A-3302_SOT223 reference design?
Each of the 3 boards on this page is a real design using the MCP1703A-3302_SOT223. 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 MCP1703A-3302_SOT223 use?
Most are built on Nordic nRF (1) and STM32 (1).
How big is a typical board using the MCP1703A-3302_SOT223?
The median is 73.4 × 72.7 mm, and 67% are two-layer designs.
What is the most popular open source board using the MCP1703A-3302_SOT223?
By GitHub stars, AWatch2-hw by jwise, with 18 stars.
Can I simulate one of these boards using the MCP1703A-3302_SOT223 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.