LT3640 Overview
n High Voltage Buck Regulator: 4V to 35V Operating Range 1.3A Output Current n OVLO Protects Input to 55V n Low Voltage Synchronous Buck Regulator: 2.5V to 5.5V Input Voltage Range 1.1A Output Current n Synchronizable, Adjustable 350kHz to 2.5MHz Switching Frequency n Programmable Power-On Reset Timer n Programmable Window Mode Watchdog Timer n Typical Quiescent Current:.