BUY SY6280AAC https://www.utsource.net/itm/p/11249532.html

Description: SY6280AAC is a low-cost, low-power, high-efficiency, synchronous buck regulator with integrated MOSFETs. Features: Wide input voltage range: 2.5V to 5.5V Output voltage range: 0.8V to 3.3V Output current up to 1.2A Low quiescent current: 15μA High efficiency: up to 95% Low ESR ceramic output capacitor Programmable soft-start Over-temperature protection Short-circuit protection Over-current protection Enable/disable control Applications: Portable devices Battery-powered systems Automotive applications Industrial systems Consumer electronics (For reference only)