BUY L4945 https://www.utsource.net/itm/p/422800.html
Very Low Drop Voltage Regulators5V
Description: Low Dropout Voltage Regulator Features: Output voltage adjustable from 1.2V to 37V Low dropout voltage: 0.5V (typical) Low quiescent current: 30mA (typical) Output current up to 1.5A Thermal protection Short-circuit protection Output voltage accuracy: ±2% Applications: Battery-powered systems Automotive systems Portable devices Industrial systems Telecommunications systems (For reference only)