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LTC3548-1

Linear Technology
Part Number LTC3548-1
Manufacturer Linear Technology
Description Fixed Output 2.25MHz Step-Down DC/DC Regulator
Published Jun 3, 2010
Detailed Description FEATURES n High Efficiency: Up to 95% n 1.8V at 800mA/1.575V at 400mA n Very Low Quiescent Current: Only 40μA n 2.25MHz C...
Datasheet PDF File LTC3548-1 PDF File

LTC3548-1
LTC3548-1

Overview
FEATURES n High Efficiency: Up to 95% n 1.
8V at 800mA/1.
575V at 400mA n Very Low Quiescent Current: Only 40μA n 2.
25MHz Constant-Frequency Operation n High Switch Current: 1.
2A and 0.
7A n No Schottky Diodes Required n VIN: 2.
5V to 5.
5V n Current Mode Operation for Excellent Line and Load Transient Response n Short-Circuit Protected n Low Dropout Operation: 100% Duty Cycle n Ultralow Shutdown Current: IQ < 1μA n Small Thermally Enhanced 3mm × 3mm DFN Packages APPLICATIONS n PDAs/Palmtop PCs n Digital Cameras n Cellular Phones n Portable Media Players n PC Cards n Wireless and DSL Modems LTC3548-1 Dual Synchronous, Fixed Output 2.
25MHz Step-Down DC/DC Regulator DESCRIPTION The LTC®3548-1 is a ...


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