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LTC3728

Part Number	LTC3728
Manufacturer	Linear Technology
Description	2-Phase Synchronous Step-Down Switching Regulator
Published	Mar 4, 2010
Detailed Description	FEATURES n Dual, 180° Phased Controllers Reduce Required Input Capacitance and Power Supply Induced Noise n OPTI-LOOP® C...
Datasheet	LTC3728 PDF File

Overview

FEATURES n Dual, 180° Phased Controllers Reduce Required Input Capacitance and Power Supply Induced Noise n OPTI-LOOP® Compensation Minimizes COUT n ±1% Output Voltage Accuracy n Power Good Output Voltage Indicator n Phase-Lockable Fixed Frequency 250kHz to 550kHz n Dual N-Channel MOSFET Synchronous Drive n Wide VIN Range: 3.
5V to 36V Operation n Very Low Dropout Operation: 99% Duty Cycle n Adjustable Soft-Start Current Ramping n Foldback Output Current Limiting n Latched Short-Circuit Shutdown with Defeat Option n Output Overvoltage Protection n Remote Output Voltage Sense n Low Shutdown IQ: 20μA n 5V and 3.
3V Regulators n 3 Selectable Operating Modes: Constant-Frequency, Burst Mode® Operat...

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