BUY RT8249CGQW https://www.utsource.net/itm/p/11685976.html

Description: The RT8249CGQW is a high-efficiency synchronous buck controller with a wide input voltage range of 4.5V to 28V. It is designed to provide a constant output voltage with a wide range of load current. Features: Wide input voltage range: 4.5V to 28V Output voltage accuracy: ±1.5% Output current up to 3A Low quiescent current: 5μA Programmable soft-start Programmable frequency Over-voltage protection Over-current protection Thermal shutdown Built-in power-good indicator Applications: Industrial power supplies Automotive applications Battery-powered systems DC-DC converters LED lighting (For reference only)