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TPS22960

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2-ch, 5.5-V, 0.5-A, 435-mΩ load switch with output discharge

Product details

Number of channels 2 Vin (min) (V) 1.62 Vin (max) (V) 5.5 Imax (A) 0.5 Ron (typ) (mΩ) 435 Shutdown current (ISD) (typ) (µA) 0.25 Quiescent current (Iq) (typ) (µA) 0.35 Soft start Adjustable Rise Time Current limit type None Features Quick output discharge Rating Catalog Operating temperature range (°C) -40 to 85 FET Internal Device type Load switches Function Inrush current control
Number of channels 2 Vin (min) (V) 1.62 Vin (max) (V) 5.5 Imax (A) 0.5 Ron (typ) (mΩ) 435 Shutdown current (ISD) (typ) (µA) 0.25 Quiescent current (Iq) (typ) (µA) 0.35 Soft start Adjustable Rise Time Current limit type None Features Quick output discharge Rating Catalog Operating temperature range (°C) -40 to 85 FET Internal Device type Load switches Function Inrush current control
SOT-23 (DCN) 8 4.64 mm² 2.9 x 1.6 UQFN (RSE) 8 2.25 mm² 1.5 x 1.5
  • Integrated Dual-Load Switch
  • Input Voltage Range: 1.62 V to 5.5 V
  • Low ON-State Resistance
    • rON = 342 mΩ at VIN = 5.5 V
    • rON = 435 mΩ at VIN = 3.3 V
    • rON = 523 mΩ at VIN = 2.5 V
    • rON = 737 mΩ at VIN = 1.8 V
  • 500-mA Maximum Continuous Switch Current
  • Low Quiescent Current and Shutdown Current
  • Controlled Switch Output Rise Time:
    75 µs or 660 µs
  • Integrated Quick Output Discharge Transistor
  • ESD Performance Tested Per JESD 22
    • 2000-V Human Body Model
      (A114-B, Class II)
    • 1000-V Charged-Device Model (C101)
  • 8-Pin SOT (DCN) Package: 3 mm × 3 mm
  • 8-Pin UQFN (RSE) Package: 1.5 mm × 1.5 mm
  • Integrated Dual-Load Switch
  • Input Voltage Range: 1.62 V to 5.5 V
  • Low ON-State Resistance
    • rON = 342 mΩ at VIN = 5.5 V
    • rON = 435 mΩ at VIN = 3.3 V
    • rON = 523 mΩ at VIN = 2.5 V
    • rON = 737 mΩ at VIN = 1.8 V
  • 500-mA Maximum Continuous Switch Current
  • Low Quiescent Current and Shutdown Current
  • Controlled Switch Output Rise Time:
    75 µs or 660 µs
  • Integrated Quick Output Discharge Transistor
  • ESD Performance Tested Per JESD 22
    • 2000-V Human Body Model
      (A114-B, Class II)
    • 1000-V Charged-Device Model (C101)
  • 8-Pin SOT (DCN) Package: 3 mm × 3 mm
  • 8-Pin UQFN (RSE) Package: 1.5 mm × 1.5 mm

The TPS22960 is a small low-rON dual-channel load switch with controlled turnon. The devices contain two P-channel MOSFETs that can operate over an input voltage range of 1.62 V to 5.5 V. Each switch is independently controlled by on/off inputs (ON1 and ON2), which are capable of interfacing directly with low-voltage control signals. In TPS22960 a 85-Ω on-chip load resistor is added for quick discharge when the switch is turned off.

The rise time (slew-rate) of the device is internally controlled in order to avoid inrush current, and it can be slowed down if needed using the SR pin: at 3.3 V, TPS22960 features a 75-µs rise time with the SR pin tied to ground and 660-µs with the SR pin tied to high.

The TPS22960 is available in a space-saving 8-pin UQFN package and in an 8-pin SOT package. It is characterized for operation over the free-air temperature range of –40°C to 85°C.

The TPS22960 is a small low-rON dual-channel load switch with controlled turnon. The devices contain two P-channel MOSFETs that can operate over an input voltage range of 1.62 V to 5.5 V. Each switch is independently controlled by on/off inputs (ON1 and ON2), which are capable of interfacing directly with low-voltage control signals. In TPS22960 a 85-Ω on-chip load resistor is added for quick discharge when the switch is turned off.

The rise time (slew-rate) of the device is internally controlled in order to avoid inrush current, and it can be slowed down if needed using the SR pin: at 3.3 V, TPS22960 features a 75-µs rise time with the SR pin tied to ground and 660-µs with the SR pin tied to high.

The TPS22960 is available in a space-saving 8-pin UQFN package and in an 8-pin SOT package. It is characterized for operation over the free-air temperature range of –40°C to 85°C.

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Technical documentation

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Type Title Date
* Data sheet TPS22960 Low-Input Voltage, Dual-Load Switch With Controlled Turnon datasheet (Rev. D) PDF | HTML 17 Feb 2016
Application note Load Switch Thermal Considerations (Rev. A) 11 Oct 2018
Application note Basics of Load Switches (Rev. A) 05 Sep 2018
Application note Selecting a Load Switch to Replace a Discrete Solution 30 Apr 2017
Application note Timing of Load Switches 27 Apr 2017
Application note Managing Inrush Current (Rev. A) 28 May 2015
EVM User's guide Using the TPS22960EVM Dual Channel Load Switch IC (Rev. A) 16 Jan 2014

Design & development

For additional terms or required resources, click any title below to view the detail page where available.

Evaluation board

TPS22960EVM — TPS22960 evaluation board 

The TPS22960EVM evaluation module (EVM) allows the user to connect power to and control the 8pin µQFN package load switch. Parameters such as the On State Resistance, Output Slew Rate and Output Discharge properties can be easily evaluated

User guide: PDF
Not available on TI.com
Simulation model

TPS22960 Unencrypted PSpice Transient Model Package (Rev. A)

SLVMAB9A.ZIP (55 KB) - PSpice Model
Simulation tool

PSPICE-FOR-TI — PSpice® for TI design and simulation tool

PSpice® for TI is a design and simulation environment that helps evaluate functionality of analog circuits. This full-featured, design and simulation suite uses an analog analysis engine from Cadence®. Available at no cost, PSpice for TI includes one of the largest model libraries in the (...)
Reference designs

TIDA-00300 — Isolated power architecture reference design for communication and analog input/output modules

This reference design provides a means to isolate I2C or SPI communication lines. This is often required in grid infrastructure applications such as protection relays and circuit breakers where high voltages are involved. This reference design provides both power isolation and signal isolation.
Design guide: PDF
Schematic: PDF
Package Pins Download
SOT-23 (DCN) 8 View options
UQFN (RSE) 8 View options

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