BUY BM1084-3.3 https://www.utsource.net/itm/p/11613264.html

Description: The BM1084-3.3 is a low dropout linear regulator with a maximum output current of 1A. It is designed to provide a stable 3.3V output voltage from a 4.5V to 18V input voltage. Features: Low dropout voltage: 0.4V at 1A Low quiescent current: 1.5mA Output voltage accuracy: ±2% Over-temperature protection Over-current protection Short-circuit protection ESD protection Applications: Automotive Industrial Consumer Portable devices Battery-powered systems (For reference only)