Analog Devices LTM4700 | Demoboard DC2784A-B

Description

Demonstration circuit 2784A-B is a high efficiency, highdensity, μModule regulator with 4.5V to 16V input range.The output voltage is adjustable from 0.5V to 1.8V and itcan supply 300A maximum load current. The demo boardhas three LTM®4700 μModule regulators, which is a dual50A or single 100A step-down regulator with digital powersystem management. Please see LTM4700 data sheet formore detailed information.

Features

• Dual 50A or Single 100A Digitally Adjustable Outputs withDigital Interface for Control, Compensation and Monitoring
• Wide Input Voltage: 4.5V to 16V
• Output Voltage Range: 0.5V to 1.8V
• ~90% Full Load Efficiency from 12VIN to 1VOUT at 100A
• ±0.5% Maximum DC Output Error Over Temperature
• ±3% Current Readback Accuracy (25°C to 125°C)
• Integrated Input Current Sense Amplifier
• 400kHz PMBus-Compliant I2C Serial Interface
• Supports Telemetry Polling Rates Up to 125Hz
• Integrated 16-Bit ΔΣ ADC
• Constant Frequency Current Mode Control
• Parallel and Current Share Multiple Modules
• 15mm × 22mm × 7.87mm BGA Package
• Input and Output Voltages, Currents, and Temperatures
• Running Peak Values, Uptime, Faults and Warnings
• Internal EEPROM and Fault Logging with ECC
• Output Voltage, Voltage Sequencing and Margining
• Digital Soft-Start/Stop Ramp
• Optimize Analog Loop Compensation
• OV/UV/OT, UVLO, Frequency and Phasing

Typical applications

• Telecom, Datacom, and Storage Systems
• System Optimization, Characterization and Data Mining in Prototype, Production and Field Environments
• Industrial

More information

• Datasheet