BUY LD7523GS https://www.utsource.net/itm/p/1880716.html

Description: LD7523GS is a high-efficiency, low-ripple, step-down DC/DC converter with a built-in power MOSFET. Features: Input voltage range: 4.5V to 28V Output voltage range: 0.8V to 24V Output current: up to 3A High efficiency: up to 95% Low ripple: 40mV (typical) Built-in power MOSFET Over-current protection Over-temperature protection Short-circuit protection Soft-start Enable pin Applications: Automotive systems Industrial systems Battery-powered systems Portable devices LED lighting (For reference only)