FEATURES

n High Efficiency at High Frequency

n Up to 93.8% Efficiency at 813kHz, 54VIN to 3.3VOUT

n PMBus-Compliant I2C Serial Interface

n Monitor Voltage, Current, Temperature and Faults

n Internal EEPROM Fault Log Record

n Digitally Programmable Control Loop

n Program Voltage, Current Limits, Soft-Start/Soft-

Stop, Frequency Synchronization and Phasing,

Power-Good, Warnings, and Faults

n Wide Input Voltage Range: 45V to 65V

n Output Voltage Range: 0.5V to 3.6V

n Optimized for 45V to 65VIN to 3.3VOUT

n ±0.5% Maximum DC Output Error with Differential

Remote Voltage Sense

n ±3% Current Readback Accuracy

n Parallel and Current Share Multiple μModule ICs

n 22mm × 24mm × 22mm Surface-Mounted Package

APPLICATIONS

n High Current Distributed Power Systems

n Servers, Network, and Storage Equipment

n Intelligent Energy Efficient Power Regulation