LTC3442
FEATURES
Micropower Synchronous Buck-Boost DC/DC Converter with Automatic Burst Mode Operation
DESCRIPTION
n Regulated Output with Input Voltages Above, Below, or Equal to the Output
n Single Inductor, No
Schottky Diodes Required n Manual or Programmable Automatic Burst Mode®
Operation n Programmable Average Input Current Limit n Up to 1.
2A Continuous Output Current from a Single
Lithium-Ion Cell n High Efficiency: Up to 95% n Output Disconnect in Shutdown n 2.
4V to 5.
5V Input Range n 2.
4V to 5.
25V Output Range n 35µA Quiescent Current in Burst Mode Operation n Programmable Frequency from 300kHz to 2MHz n 1µA Shutdown Current n Small, Thermally Enhanced 12-Lead (4mm × 3mm)
DFN Pa...