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LTM4681 - Quad 31.25A or Single 125A uModule Regulator

Description

The LTM®4681 is a quad 31.25A or single 125A stepdown µModule® (power module) DC/DC regulator featuring remote configurability and telemetry-monitoring of power management parameters over PMBus.

Features

  • n Quad Digitally Adjustable Analog Loops with Digital Interface for Control and Monitoring n Wide Input Voltage Range: 4.5V to 16V n Output Voltage Range: 0.5V to 3.3V n ±0.5% Maximum DC Output Error Over Temperature n ±4% Current Readback Accuracy: 0°C to 125°C n Integrated Input Current Sense Amplifier n 400kHz PMBus-Compliant I2C Serial Interface n Supports Telemetry Polling Rates Up to 125Hz n Integrated 16-Bit ∆Σ ADC n Parallel and Current Share Multiple Modules n 15mm × 22mm × 8.17mm BGA P.

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Datasheet Details

Part number LTM4681
Manufacturer Analog Devices
File Size 4.23 MB
Description Quad 31.25A or Single 125A uModule Regulator
Datasheet download datasheet LTM4681 Datasheet

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Full PDF Text Transcription

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LTM4681 Quad 31.25A or Single 125A µModule Regulator with Digital Power System Management FEATURES n Quad Digitally Adjustable Analog Loops with Digital Interface for Control and Monitoring n Wide Input Voltage Range: 4.5V to 16V n Output Voltage Range: 0.5V to 3.3V n ±0.5% Maximum DC Output Error Over Temperature n ±4% Current Readback Accuracy: 0°C to 125°C n Integrated Input Current Sense Amplifier n 400kHz PMBus-Compliant I2C Serial Interface n Supports Telemetry Polling Rates Up to 125Hz n Integrated 16-Bit ∆Σ ADC n Parallel and Current Share Multiple Modules n 15mm × 22mm × 8.
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