LTC3548 - Step-Down DC/DC Regulator

Name: LTC3548
SKU: LTC3548-560366

Linear Technology

Datasheet Details

The LTC®3548 is a dual, constant-frequency, synchronous step down DC/DC converter.

n High Efﬁciency: Up to 95% n Very Low Quiescent Current: Only 40μA n Low Output Ripple Burst Mode® Operation 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 0.6V n Power-On Reset Output n Ext.

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Published: Nov 12, 2006 |