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TPS2459 - Hot Swap and ORing Controller

General Description

The TPS2459 hot-plug controller performs all necessary power interface functions for an AdvancedMC™ (Advanced Mezzanine Card).

A fully integrated 3.3-V channel provides inrush control, over-current protection, and FET ORing.

Key Features

  • 1.
  • 23 ATCA AdvancedMC™ Compliant.
  • Full Power Control for an AdvancedMC™ Module.
  • Independently Programmable 12-V Current Limit and Fast Trip.
  • 3.3-V and 12-V FET ORing Control for MicroTCA™.
  • 12-V Output Shuts Off If 3.3-V Output Shuts Off.
  • Internal 3.3-V Current Limit and ORing.
  • I2C™ Power Good and Fault Reporting.
  • I2C™ Programmable Fault Times and Limits.
  • FET Status Bits for 3.3-V and 12-V Channels.
  • Load Curr.

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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TPS2459 www.ti.com SLUS917E – FEBRUARY 2009 – REVISED MAY 2013 12-V/3.3-V Hot Swap and ORing Controller with I2C™ and Load Current Monitor for AdvancedMC™ Check for Samples: TPS2459 FEATURES 1 •23 ATCA AdvancedMC™ Compliant • Full Power Control for an AdvancedMC™ Module • Independently Programmable 12-V Current Limit and Fast Trip • 3.3-V and 12-V FET ORing Control for MicroTCA™ • 12-V Output Shuts Off If 3.3-V Output Shuts Off • Internal 3.3-V Current Limit and ORing • I2C™ Power Good and Fault Reporting • I2C™ Programmable Fault Times and Limits • FET Status Bits for 3.3-V and 12-V Channels • Load Current Monitors for 12-V and 3.3-V • 32-Pin QFN Package APPLICATIONS • ATCA Carrier Boards • MicroTCA™Power Modules • AdvancedMC™ Slots • Systems Using 12-V and 3.