Analog Devices Inc.

2-Phase, 5-Bit VID, Current Mode, High Efficiency, Synchronous Step-Down Switching Regulator Features: Output Stages Operate Antiphase Reducing Input Capacitance Requirements and Power Supply Induced Noise Dual Input Supply Capability for Load Sharing 5-Bit VID Code (VRM 8.5): VOUT = 1.05V to 1.825V True Remote Sensing Differential Amplifier Power Good Output Indicator ±1% Output Voltage Accuracy Active Voltage Positioning Capable Current Mode Control Ensures Current Sharing OPTI-LOOP® Compensation Minimizes COUT Three Operational Modes: PWM, Burst and Cycle Skip Programmable Fixed Frequency: 150kHz to 300kHz Wide VIN Range: 4V to 36V Operation Adjustable Soft-Start Current Ramping Internal Current Foldback and Short-Circuit Shutdown Overvoltage Soft Latch Eliminates Nuisance Trips Available in 36-Lead Narrow SSOP Package

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