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UCD90910 - 10-Rail Sequencer and System Health Monitor

Datasheet Summary

Description

The UCD90910 is a ten-rail I2C / PMBus addressable power-supply sequencer and system-health monitor.

The device integrates a 12-bit ADC for monitoring up to 13 power-supply voltage, current, or temperature inputs.

Features

  • 1.
  • 23 Monitor and Sequence Ten Voltage Rails.
  • All Rails Sampled Every 400 ms.
  • 12-Bit ADC With 2.5-V, 0.5% Internal VREF.
  • Sequence Based on Time, Rail and Pin Dependencies.
  • Four Programmable Undervoltage and Overvoltage Thresholds per Monitor.
  • Fan Control and Monitoring.
  • Supports Ten Fans With Five User-Defined Speed-vs-Temperature Setpoints.
  • Supports Two-, Three-, and Four-Wire Fans.
  • Nonvolatile Error and Peak-Value.

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Datasheet preview – UCD90910

Datasheet Details

Part number UCD90910
Manufacturer Texas Instruments
File Size 2.72 MB
Description 10-Rail Sequencer and System Health Monitor
Datasheet download datasheet UCD90910 Datasheet
Additional preview pages of the UCD90910 datasheet.

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Full PDF Text Transcription

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www.ti.com UCD90910 SLVSA81 – JULY 2010 10-Rail Sequencer and System Health Monitor With 10-Fan Control Check for Samples: UCD90910 FEATURES 1 •23 Monitor and Sequence Ten Voltage Rails – All Rails Sampled Every 400 ms – 12-Bit ADC With 2.5-V, 0.
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