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TPS22922B - ON-Resistance Load Switch

Download the TPS22922B datasheet PDF. This datasheet also covers the TPS22921 variant, as both devices belong to the same on-resistance load switch family and are provided as variant models within a single manufacturer datasheet.

General Description

TPS22921, TPS22922, and TPS22922B are small, low rON load switches with controlled turnon.

The TPS22921/2/2B contains a P-channel MOSFET that can operate over an input voltage range of 0.9 V to 3.6 V.

Key Features

  • 1 Integrated P-Channel Load Switch.
  • Input Voltage: 0.9 V to 3.6 V.
  • ON-Resistance (Typical Values).
  • rON = 14 mΩ at VIN = 3.6 V.
  • rON = 20 mΩ at VIN = 2.5 V.
  • rON = 33 mΩ at VIN = 1.8 V.
  • rON = 67 mΩ at VIN = 1.2 V.
  • rON = 116 mΩ at VIN = 1.0 V.
  • 2-A Maximum Continuous Switch Current.
  • Quiescent Current:.
  • Typical 78 nA at 1.8 V.
  • Shutdown Current:.
  • Typical 35 nA at 1.8 V.
  • Low Thre.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (TPS22921-etcTI.pdf) that lists specifications for multiple related part numbers.

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Other Datasheets by Texas Instruments

Part Number Description
TPS22922 ON-Resistance Load Switch
TPS22920 Integrated Load Switch
TPS22920L Integrated Load Switch
TPS22921 ON-Resistance Load Switch
TPS22924B On-Resistance Load Switch

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.

View original datasheet text
Product Folder Sample & Buy Technical Documents Tools & Software Support & Community TPS22921, TPS22922, TPS22922B SLVS749C – NOVEMBER 2008 – REVISED JANUARY 2015 TPS2292x 3.6-V, 2-A, 14-mΩ ON-Resistance Load Switch With Controlled Turnon 1 Features •1 Integrated P-Channel Load Switch • Input Voltage: 0.9 V to 3.6 V • ON-Resistance (Typical Values) – rON = 14 mΩ at VIN = 3.6 V – rON = 20 mΩ at VIN = 2.5 V – rON = 33 mΩ at VIN = 1.8 V – rON = 67 mΩ at VIN = 1.2 V – rON = 116 mΩ at VIN = 1.0 V • 2-A Maximum Continuous Switch Current • Quiescent Current: – Typical 78 nA at 1.8 V • Shutdown Current: – Typical 35 nA at 1.8 V • Low Threshold Control Input Enable the use of 1.2 V, 1.8 V, 2.5 V, or 3.3 V Logic • Controlled Slew Rate to Avoid Inrush Currents – tR = 30 μs at VIN = 1.