Description

Micropower Synchronous Buck-Boost DC/DC Converter Features: Single Inductor Regulated Output with Input Voltages Above, Below or Equal to the Output Wide VIN Range: 2.4V to 5.5V VOUT Range: 2.4V to 5.25V Up to 500mA Peak Output Current Synchronous Rectification: Up to 95% Efficiency Manual or Programmable Automatic Burst Mode® Operation Output Disconnect in Shutdown Programmable Oscillator: 300kHz to 2MHz Pin Compatible with LTC3440 Small Thermally Enhanced 10-Lead (3mm × 3mm) DFN and 10-Lead MSOP Packages