Description

High Current Micropower 600kHz Synchronous Buck-Boost DC/DC Converter Features: Regulated Output with Input Above, Below or Equal to the Output Single Inductor, No Schottky Diodes High Efficiency: Up to 96% 28µA Quiescent Current in Burst Mode® Operation Up to 1.2A Continuous Output Current from a Single Lithium-Ion True Output Disconnect in Shutdown 2.4V to 5.5V Input Range 2.4V to 5.25V Output Range 600kHz Fixed Frequency Operation Synchronizable Oscillator Selectable Burst Mode or Fixed Frequency Operation <1µA Quiescent Current in Shutdown Small, Thermally Enhanced 12-Lead (4mm × 3mm × 0.8mm) DFN package