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LTC3443
High Current Micropower 600kHz Synchronous Buck-Boost
DC/DC Converter
U U
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.
LTC3443 Datasheet
