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LTC3440 - Micropower Synchronous Buck-Boost DC/DC Converter

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  • Click Here for LTC3440 Evaluation Kit
  • Single Inductor
  • Fixed Frequency Operation with Battery Voltages
  • Above, Below or Equal to the Output
  • Synchronous Rectification: Up to 96% Efficiency
  • 25ľA Quiescent Current in Burst ModeŽ Operation
  • Up to 600mA Continuous Output Current
  • No Schottky Diodes Required (VOUT < 4.3V)
  • VOUT Disconnected from VIN During Shutdown
  • 2.5V to 5.5V Input and Output Range
  • Programmable Oscillator Frequency from 300kHz to 2MHz
  • Synchronizable Oscillator
  • Burst Mode Enable Control
  • <1ľA Shutdown Current
  • Small Thermally Enhanced 10-Pin MSOP and (3mm × 3mm) DFN Packages