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LTC2974 Datasheet 4-channel Pmbus Power System Manager

Manufacturer: Linear Technology (now Analog Devices)

Overview: LTC2974 4-Channel PMBus Power System Manager Featuring Accurate Output Current.

General Description

n Sequence, Trim, Margin and Supervise Four Power Supplies n Manage Faults, Monitor Telemetry and Create Fault Logs n PMBus Compliant Command Set n Supported by LTpowerPlayTM GUI n Margin or Trim Supplies to 0.25% Accuracy n Fast OV/UV Supervisors Per Channel n Fast Output Current Supervisors Per Channel n Coordinate Sequencing and Fault Management Across Multiple Chips n Automatic Fault Logging to Internal EEPROM n Operate Autonomously without Additional Software n External Temperature and Input Voltage Supervisors n Accurate Monitoring of Four Output Voltages, Four Output Currents, Four External Temperatures, Input Voltage and Internal Die Temperature n I2C/SMBus Serial Interface n Can Be Powered from 3.3V, or 4.5V to 15V n Available in 64-Lead 9mm × 9mm QFN Package Applications n Computers and Network Servers n Industrial Test and Measurement n High R

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