LTC3548 डाटा शीट PDF( Datasheet )

LTC3548 Dual Synchronous, 400mA/800mA, 2.25MHz Step-Down DC/DC Regulator FEATURES n High Efficiency: Up to 95% n Very Low Quiescent Current: Only 40μA n Low Output Ripple Burst Mode® Operation n 2.25MHz Con

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 R

LTC3548-2 FEATURES Dual Synchronous, Fixed /Adjustable Output, 2.25MHz Step-Down DC/DC Regulator DESCRIPTION n High Efficiency: Up to 95% n 1.8V/800mA Fixed Output and 400mA Adjustable Output Voltage n Only

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 Frequen