BUY MASWSS0181 https://www.utsource.net/itm/p/11663026.html

Description: Low Noise, High PSRR, Low Dropout Regulator Features: Low Dropout Voltage (VDROP = 0.5V @ IOUT = 200mA) Low Output Noise (50μVrms @ 10mA to 200mA) High PSRR (80dB @ 1kHz) Output Voltage Accuracy (±2%) Low Quiescent Current (Iq = 10μA) Over-Current Protection Thermal Shutdown Reverse Current Protection Applications: Battery-Powered Systems Portable Electronics Automotive Electronics Industrial Electronics Medical Electronics (For reference only)