https://www.adafruit.com/product/4711
TLV62569 3.3V Buck Converter Breakout - 3.3V Output 1.2A Max : Adafruit Industries, Unique & fun...
This little buck converter based on the TLV62569 3.3V is super handy, taking up to 5.5V input and providing a 3.3V output with up to 1.2A continuous current....