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LTC1878 - High Efficiency Monolithic Synchronous Step-Down Regulator

Features

  • s High Efficiency: Up to 95% s Very Low Quiescent Current: Only 10µA During Operation s 600mA Output Current at VIN = 3.3V s 2.65V to 6V Input Voltage Range s 550kHz Constant Frequency Operation s Synchronizable from 400kHz to 700kHz s Selectable Burst ModeTM Operation or Pulse Skipping Mode s No Schottky Diode Required s Low Dropout Operation: 100% Duty Cycle s 0.8V Reference Allows Low Output Voltages s Shutdown Mode Draws < 1µA Supply Current s ±2% Output Voltage Accuracy s Current Mode Contr.

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Full PDF Text Transcription

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LTC1878 High Efficiency Monolithic Synchronous Step-Down Regulator U U FEATURES s High Efficiency: Up to 95% s Very Low Quiescent Current: Only 10µA During Operation s 600mA Output Current at VIN = 3.3V s 2.65V to 6V Input Voltage Range s 550kHz Constant Frequency Operation s Synchronizable from 400kHz to 700kHz s Selectable Burst ModeTM Operation or Pulse Skipping Mode s No Schottky Diode Required s Low Dropout Operation: 100% Duty Cycle s 0.
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