LTC1877 - High Efficiency Monolithic Synchronous Step-Down Regulator

Linear Technology

Datasheet Details

Part number	LTC1877
Manufacturer	Linear Technology
File Size	240.04 KB
Description	High Efficiency Monolithic Synchronous Step-Down Regulator
Datasheet	LTC1877_LinearTechnology.pdf

The LTC®1877 s a high efﬁciency monolithic synchronous buck regulator using a constant-frequency, current mode architecture.

n High Efﬁciency: Up to 95% n Very Low Quiescent Current: Only 10μA During Operation n 600mA Output Current at VIN = 5V n 2.65V to 10V Input Voltage Range n 550kHz Constant-Frequency Operation n No Schottky Diode Required n Low Dropout Operation: 100% Duty Cycle n Synchronizable from 400kHz to 700kHz n Selectable Burst Mode® Operation or Pulse-Skipping Mode n 0.8V Reference Allows Low Output Voltages n Shutdown Mode Draws < 1μA Supply Current n ±2% Output Voltage Accuracy n Current Mode Control.

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Published: Mar 27, 2005 |