BUY LTC1983ES6-5#TRMPBF https://www.utsource.net/itm/p/9272775.html

Description: Low Dropout (LDO) Regulator Features: Output Voltage Range: 0.8V to 5.5V Output Current: 300mA Dropout Voltage: 0.25V (Typ) Low Quiescent Current: 10μA (Typ) Low Noise: 20μVrms (Typ) Fast Transient Response Enable Pin Thermal Shutdown Protection SOT-23-5 Package Application: Battery-Powered Systems Post Regulator for Switching Supplies Low Noise, Low Dropout Linear Regulators Portable Instruments (For reference only)