BUY LM2611BMF https://www.utsource.net/itm/p/11298918.html

Description: The LM2611 is a high-efficiency, low-ripple, current-mode, step-down DC/DC converter. Features: Input voltage range: 4.5V to 38V Output voltage range: 0.8V to 33V Output current: up to 3A High efficiency: up to 95% Low quiescent current: typically 6.5mA Low output ripple: typically 20mV Programmable switching frequency: up to 2MHz Internal soft-start Internal compensation Over-temperature protection Over-current protection Short-circuit protection Applications: Automotive Industrial Portable electronics Battery-powered systems LED lighting (For reference only)