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LTC3544B

Part Number	LTC3544B
Manufacturer	Linear Technology
Description	Quad Synchronous Step-Down Regulator
Published	Jun 3, 2010
Detailed Description	LTC3544B Quad Synchronous Step-Down Regulator: 2.25MHz, 300mA, 200mA, 200mA, 100mA Features ■ High Efficiency: Up to 9...
Datasheet	LTC3544B PDF File

Overview

LTC3544B Quad Synchronous Step-Down Regulator: 2.
25MHz, 300mA, 200mA, 200mA, 100mA Features ■ High Efficiency: Up to 95% ■ Four Independent Regulators Provide Up to 300mA, 200mA, 200mA and 100mA Output Current ■ 2.
25V to 5.
5V Input Voltage Range ■ 2.
25MHz Constant Frequency Operation ■ No Schottky Diodes Required ■ Low Dropout Operation: 100% Duty Cycle ■ Pulse Skipping at Low Load for Minimum Ripple ■ 0.
8V Reference Allows Low Output Voltages ■ Shutdown Mode Draws <1µA Supply Current ■ Current Mode Operation for Excellent Line and Load Transient Response ■ Overtemperature Protected ■ Low Profile (3mm × 3mm) 16-Lead QFN Package Applications ■ Cellular Telephones ■ Personal Information Appl...

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