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LTC3548A - 2.25MHz Step-Down DC/DC Regulator

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Description

n High Efficiency: Up to 95% n Low Ripple (

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Datasheet Details

Part number LTC3548A
Manufacturer Linear Technology
File Size 249.00 KB
Description 2.25MHz Step-Down DC/DC Regulator
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Full PDF Text Transcription

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LTC3548A Dual Synchronous 400mA/800mA, 2.25MHz Step-Down DC/DC Regulator FEATURES DESCRIPTION n High Efficiency: Up to 95% n Low Ripple (<35mVP-P) Burst Mode Operation; IQ = 40μA n 2.25MHz Constant Frequency Operation n High Switch Current: 0.7A and 1.2A n No Schottky Diodes Required n Low RDS(ON) Internal Switches: 0.35Ω 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 Output Voltages from 5V down to 0.
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