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LT1977

Part Number	LT1977
Manufacturer	Linear Technology
Description	Step-Down Switching Regulator
Published	Jan 26, 2007
Detailed Description	www.DataSheet4U.com LT1977 High Voltage 1.5A, 500kHz Step-Down Switching Regulator with 100µA Quiescent Current FEATURE...
Datasheet	LT1977 PDF File

Overview

www.
DataSheet4U.
com LT1977 High Voltage 1.
5A, 500kHz Step-Down Switching Regulator with 100µA Quiescent Current FEATURES ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ DESCRIPTIO Wide Input Range: 3.
3V to 60V 1.
5A Peak Switch Current Burst Mode® Operation: 100µA Quiescent Current** Low Shutdown Current: IQ < 1µA Power Good Flag with Programmable Threshold Load Dump Protection to 60V 500kHz Switching Frequency Saturating Switch Design: 0.
2Ω On-Resistance Peak Switch Current Maintained Over Full Duty Cycle Range* 1.
25V Feedback Reference Voltage Easily Synchronizable Soft-Start Capability Small 16-Pin Thermally Enhanced TSSOP Package The LT®1977 is a 500kHz monolithic buck switching regulator that accepts inpu...

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