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