BUY TPS54060DGQ https://www.utsource.net/itm/p/5237638.html
0.5A, 60V STEP DOWN SWIFT? DC/DC CONVERTER WITH ECO-MODE?
Description: The TPS54060 is a synchronous step-down DC/DC converter with integrated high-side and low-side MOSFETs. Features: Input voltage range: 4.5 V to 28 V Output voltage range: 0.8 V to 5.5 V Output current up to 6 A Internal compensation Programmable soft-start Programmable current limit Internal synchronous rectification Programmable switching frequency Programmable output voltage Low quiescent current Thermal shutdown Cycle-by-cycle current limit Overvoltage protection Over-temperature protection Applications: Automotive Industrial Computing Telecom/Networking Portable electronics Battery-powered systems (For reference only)