FR9888 23V, 3.5A, 340 kHz Synchronous Step-Down DC/DC Converter

. . . High efficiency up to 96%. Integrated Low Rds(on) MOSFET Power Transistor. Wide Input Voltage Range: from 4.5V to 23V. Adjustable Output Voltage Range: from 0.925V to 20VConstant Switching Frequency of 340 kHz. Cycle-by-cycle current limitation. Protection against Input Voltage Below Lock Level. Overheating Protection with Automatic RestorationShutdown Current Below 1µA. Construction - SOP-8. BST - 1 - High Side Gate Drive Boost. VIN - 2 - Power Supply Input Pin. LX - 3 - Power Switching OutputGND - 4 - GroundFB - 5 - Voltage Feedback InputCOMP - 6 - Compensation PinSHDN - 7 - Enable InputSS - 8 - Soft-Start