2 layers38.1 × 11.5 mm
Boards by EthanGreenhouse
5 boardsOpen-source boards designed in KiCad by EthanGreenhouse on GitHub, from 4 repositories. A board’s address here is its repository’s there.
- 2 layers77.5 × 15.7 mm
Buck converter
EthanGreenhouse/buck-converter
12 V to 5 V asynchronous buck converter, 3 A at 150 kHz. 91.3% efficiency in LTspice.
7 parts - 2 layers80 × 60 mm
Eink weather station
EthanGreenhouse/eink-weather-station
Battery powered ESP32 e-paper weather station. KiCad, 2-layer, two board revisions.
35 parts - 2 layers50 × 40 mm
RNG
EthanGreenhouse/rng-pcb
NE555 + CD4017 random number generator. 41-component SMD board, no microcontroller.
41 parts - 2 layers11.6 × 17.5 mm
