BUY ICS542M https://www.utsource.net/itm/p/330387.html
IC_CLK SOIC8 CLOCK DIVIDER
The ICS542M is a high-performance, low-power, single-phase, synchronous, buck regulator controller. It is designed to provide a simple, cost-effective solution for a wide range of power conversion applications. Features: * High-performance, low-power operation * Wide input voltage range (2.5V to 28V) * Maximum output current of 5A * Programmable switching frequency up to 1MHz * Internal soft-start * Internal over-current protection * Internal thermal shutdown * Output voltage range from 0.6V to VIN Applications: * Point-of-load (POL) converters * Battery-powered systems * Automotive systems * Industrial systems * Portable devices * Telecom systems (For reference only)