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TPS22921 - ON-Resistance Load Switch

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.

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Other Datasheets by Texas Instruments

Part Number Description
TPS22920 Integrated Load Switch
TPS22920L Integrated Load Switch
TPS22922 ON-Resistance Load Switch
TPS22922B 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.

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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.