BUY ADP1823ACPZ-R7 https://www.utsource.net/itm/p/11269183.html
IC REG CTRLR BUCK 32LFCSP
Description: Step-Down DC-DC Converter with Integrated FETs Features: 2.5V to 5.5V Input Voltage Range Up to 2A Output Current 0.8V to 5V Output Voltage Range ±2% Output Voltage Accuracy Up to 95% Efficiency Internal Soft-Start Internal Compensation Internal Synchronous Rectification Internal Over-Temperature Protection Internal Over-Current Protection Internal Under-Voltage Lockout QFN Package Applications: Portable Electronics Battery-Powered Systems Point-of-Load Regulation Industrial Systems (For reference only)