10 open source boards using the MIC5205-3.3YM5
Real designs built with the MIC5205-3.3YM5, 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.
STM32Keybrain
cbiffle
55.4 × 33 mm22 parts2LNo license82
AVR/ArduinoPower Supply
adsehgal
100 × 50 mm94 parts2LNo license2
RP2040/RP2350RP2040-Test-MassProduction
zeankundev
100 × 92.2 mm335 parts2LNo license1
ESP32Untitled
95.8 × 97.5 mm152 parts2LNo license1
RP2040/RP2350CastleBox NeoPro
74 × 48 mm89 parts4LNo license1
RP2040/RP2350Pico2350-W-ProLite-R2
21 × 51 mm74 parts4LNo license1
ESP32CastleBox Pro
50 × 33 mm73 parts6LNo license1
RP2040/RP2350Pico2350-W-R1
21 × 58 mm58 parts4LNo license1
ESP32NotSoLite-S3
25 × 50 mm48 parts6LNo license1
ESP32CastleBox
50 × 33 mm44 parts6LNo license1
The MIC5205-3.3YM5 in open source designs
The gallery holds 10 open source boards using the MIC5205-3.3YM5 from 3 GitHub repositories; a typical one measures about 52.7 × 50 mm and carries around 74 components.
60% use four copper layers or more, and 0% carry an open source license.
The most starred is Keybrain by cbiffle.
Microcontrollers on boards using the MIC5205-3.3YM5
What boards using the MIC5205-3.3YM5 are built for
MIC5205-3.3YM5: common questions
Where can I find a MIC5205-3.3YM5 reference design?
Each of the 10 boards on this page is a real design using the MIC5205-3.3YM5. 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 MIC5205-3.3YM5 use?
Most are built on ESP32 (4), RP2040/RP2350 (4), AVR/Arduino (1) and STM32 (1).
How big is a typical board using the MIC5205-3.3YM5?
The median is 52.7 × 50 mm, and 40% are two-layer designs.
What is the most popular open source board using the MIC5205-3.3YM5?
By GitHub stars, Keybrain by cbiffle, with 82 stars.
Can I simulate one of these boards using the MIC5205-3.3YM5 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.