Analog Devices Inc.

Category: Power Management ICs

Dual, 550kHz, 2-Phase Synchronous Regulator Features: Dual, 180° Phased Controllers Reduce Required Input Capacitance and Power Supply Induced Noise OPTI-LOOP® Compensation Minimizes COUT ±1.5% Output Voltage Accuracy Power Good Output Voltage Indicator Phase-Lockable Fixed Frequency 250kHz to 550kHz Over Current Latch-off Disabled Wide VIN Range: 4.5V to 28V (35V for LTC3728LI-1) Operation Very Low Dropout Operation: 99% Duty Cycle Adjustable Soft-Start Current Ramping Foldback Output Current Limiting Output Overvoltage Protection Low Shutdown IQ: 20μA 5V and 3.3V Standby Regulators 3 Selectable Operating Modes: Constant Frequency, Burst Mode® Operation and PWM 5mm × 5mm QFN and 28-Lead Narrow SSOP Packages

$7.66