BUY TPS54331DR https://www.utsource.net/itm/p/1567050.html
3A, 28V Input, 570 kHz Step Down SWIFT? DC/DC Converter with Eco-mode ? 8-SOIC -40 to 150
TPS54331DR is a synchronous buck converter from Texas Instruments. It is a single-channel, step-down DC-DC converter with an input voltage range of 4.5V to 28V and an output voltage range of 0.6V to 5.5V. The device is available in an 8-pin SOP package. Features: * 4.5V to 28V input voltage range * 0.6V to 5.5V output voltage range * Up to 5A output current * Programmable switching frequency up to 1.2MHz * Integrated low-side MOSFET * Programmable soft-start * Over-temperature protection Applications: * Automotive * Industrial * Portable electronics * Point-of-load converters * Battery-powered systems (For reference only)