BUY XL4016E1 https://www.utsource.net/itm/p/11247109.html

Description: The XL4016E1 is a DC to DC buck converter with a maximum output current of 5A. It is a step-down switching regulator with an adjustable output voltage of 1.25V to 36V. Features: High efficiency up to 96% Adjustable output voltage Low quiescent current Over-temperature protection Over-current protection Short-circuit protection Applications: Battery-powered systems Automotive applications Industrial applications LED lighting Portable electronics (For reference only)