BUY LV5686 https://www.utsource.net/itm/p/8908359.html

Description: LV5686 is a high-efficiency, low-voltage, low-noise, low-dropout (LDO) regulator with a maximum output current of 1A. Features: Low voltage operation: 2.5V to 5.5V Low noise: 40μVrms (typ) Low dropout voltage: 0.2V (typ) High efficiency: 90% (typ) Low quiescent current: 10μA (typ) Over-temperature protection Output current limit protection Short-circuit protection Applications: Mobile phones Digital cameras Portable audio players Battery-powered devices Automotive systems (For reference only)