SparkFun has always been good about designing and stocking useful breakout boards. This recently added Logic Level Converter is no exception. It’s uses two BSS138 MOSFETs to shift 5V logic levels to 3 ...
4-Level Voltage Detector for USB-OTG ; UMC 55nm 2.5V overdrive 3.3V device LP/HVT LowK Logic Process ...
Pulse width modulation, boosting voltage from 3.3V to 5V, 50mA driving capability, Ivcca=150uA @ Idrive=0.