BUY MIC5209-3.3YS https://www.utsource.net/itm/p/11234919.html

Description: The MIC5209 is a low dropout (LDO) linear regulator with an output voltage of 3.3V and a maximum output current of 500mA. Features: - Output voltage: 3.3V - Output current: 500mA - Dropout voltage: 0.4V at 500mA - Low quiescent current: 20μA - Low noise: 30μVrms - Over-temperature protection - Short-circuit protection - Reverse-battery protection Applications: - Automotive systems - Industrial systems - Consumer electronics - Battery-powered systems - Portable devices (For reference only)