BUY FAN73611 https://www.utsource.net/itm/p/8648265.html

Description: FAN73611 is a high-performance, low-power, low-voltage, low-dropout (LDO) linear regulator. Features: Low dropout voltage: 0.45V (typical) Low quiescent current: 0.2mA (typical) Output current: up to 1A Output voltage range: 0.8V to 5.5V Over-temperature protection Over-current protection Short-circuit protection Thermal shutdown Low noise High PSRR High accuracy Low EMI RoHS compliant Applications: Battery-powered applications Portable devices Automotive systems Industrial systems Computer systems Power management systems (For reference only)