2 layers67.5 × 25 mm

Youtube tut USB PWR 3.3V
diodeengineer/ams1117_LDO
This is a simple 3.3V linear voltage regulator board based on the AMS1117-3.3. It converts 5V input to 3.3V output and can be used to power ESP8266, ESP32, sensors, and other 3.3V logic devices.
6 partsMIT