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TPS2121 Datasheet 2.8-V to 22-V Priority Power MUX

Manufacturer: Texas Instruments

Overview: www.ti.com TPS2120, TPS2121 SLVSEA3F – AUGUST 2018 – TRPEVSIS2E1D20A,UTGPUSST22102210 SLVSEA3F – AUGUST 2018 – REVISED AUGUST 2020 TPS212x 2.

Download the TPS2121 datasheet PDF. This datasheet also includes the TPS2120 variant, as both parts are published together in a single manufacturer document.

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General Description

The TPS212x devices are Dual-Input, Single-Output (DISO) Power Multiplexer (MUX) that are well suited for a variety of systems having multiple power sources.

The devices will Automatically Detect, Select, and Seamlessly Transition between available inputs.

Priority can be automatically given to the highest input voltage or manually assigned to a lower voltage input to support both ORing and Source Selection operations.

Key Features

  • Wide operating range: 2.8 V to 22 V.
  • Absolute maximum input voltage of 24 V.
  • Low RON resistance:.
  • TPS2120: 62 mΩ (typical).
  • TPS2121: 56 mΩ (typical).
  • Adjustable overvoltage supervisor (OVx):.
  • Accuracy < ±5%.
  • Adjustable priority supervisor (PR1):.
  • Accuracy < ±5%.
  • TPS2121 Supports external voltage reference (CP2) with an accuracy of.

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