LTC1628-SYNC - Linear

LTC1628-SYNC 2-Phase Synchronous Step-Down Switching Regulator

U U LTC1628-SYNC High Efficiency, 2-Phase Synchronous Step-Down Switching Regulator FEATURES ■ Out-of-Phase Controllers Reduce Required Input Capacitance and Power Supply Induced Noise ■ OPTI-LOOP® Compensation Minimizes COUT ■ Dual N-Channel MOSFET Synchronous Drive ■ ±1% Output Voltage Accuracy ■ Power Good Output Voltage Monitor ■ Phase-Lockable Fixed F.

Features

■ Out-of-Phase Controllers Reduce Required Input Capacitance and Power Supply Induced Noise
■ OPTI-LOOP® Compensation Minimizes COUT
■ Dual N-Channel MOSFET Synchronous Drive
■ ±1% Output Voltage Accuracy
■ Power Good Output Voltage Monitor
■ Phase-Lockable Fixed Frequency 150kHz to 300kHz
■ Wide VIN Range: 3.5V to 36V Operation
■ Very Low Dropout Operation: 99% Duty Cycle
■ Adjustable Soft-Start Current Ramping
■ Foldback Output Current Limiting
■ Latched Short-Circuit Shutdown with Defeat Option
■ Output Overvoltage Protection
■ Remote Output Voltage Sense
■ Low Shutdown IQ: 20µA
■ 5V and 3..