BUY LM2596HVS-5.0 https://www.utsource.net/itm/p/1104319.html
SIMPLE SWITCHER Power Converter 150 kHz 3A Step-Down Voltage Regulator
Description: The LM2596HVS-5.0 is a monolithic integrated circuit in a TO-263 (NS) package. It is a step-down switching regulator with an adjustable output voltage of 5.0V. Features: Output voltage adjustable from 1.23V to 37V Output current up to 3A High efficiency up to 95% Low quiescent current Internal frequency compensation Internal short-circuit current limit Thermal shutdown Internal soft-start Applications: Battery-powered systems Automotive systems Portable electronics Industrial systems LED lighting Telecom systems
(For reference only)