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TPS4H160-Q1

ACTIVE

40-V, 160-mΩ, 4-ch automotive smart high-side switch with adjustable current limit

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Data sheet

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Same functionality with different pin-out to the compared device.
TPS4HC120-Q1 ACTIVE Automotive, four-channel 120mΩ smart high-side switch with low power mode Smaller form factor and low power mode.

TPS4H160-Q1

ACTIVE
Data sheet Order now

Product details

Number of channels 4 Rating Automotive Operating voltage (max) (V) 40 Operating voltage (min) (V) 4 Ron (typ) (mΩ) 160 Imax (A) 2.5 Current limit (max) (A) 7 Current limit (min) (A) 0.25 Current limit type Adjustable FET Internal Features Current sense/monitor, Digital output, Thermal shutdown, Under voltage lock out TI functional safety category Functional Safety-Capable Current limit accuracy +/- 15% @ 0.5A Current sense accuracy +/- 3.25mA@ 5mA Operating temperature range (°C) -40 to 125 Function Adjustable current limit, Automotive load dump compatibility, Current monitoring, Inductive load compatibility, Inrush current control, Short circuit protection, Thermal shutdown
Number of channels 4 Rating Automotive Operating voltage (max) (V) 40 Operating voltage (min) (V) 4 Ron (typ) (mΩ) 160 Imax (A) 2.5 Current limit (max) (A) 7 Current limit (min) (A) 0.25 Current limit type Adjustable FET Internal Features Current sense/monitor, Digital output, Thermal shutdown, Under voltage lock out TI functional safety category Functional Safety-Capable Current limit accuracy +/- 15% @ 0.5A Current sense accuracy +/- 3.25mA@ 5mA Operating temperature range (°C) -40 to 125 Function Adjustable current limit, Automotive load dump compatibility, Current monitoring, Inductive load compatibility, Inrush current control, Short circuit protection, Thermal shutdown
HTSSOP (PWP) 28 62.08 mm² (9.7 mm × 6.4 mm)
  • Qualified for automotive applications
  • AEC-Q100 qualified with the following results:
    • Device temperature grade 1: –40°C to 125°C ambient operating temperature range
    • Device HBM ESD classification level H3A
    • Device CDM ESD classification level C4B
  • Functional Safety-Capable
  • Quad-channel 160mΩ smart high-side switch with full diagnostics
    • Version A: open-drain digital output
    • Version B: current-sense analog output
  • Wide operating voltage 3.4V to 40V
  • Ultra-low standby current: <500nA
  • High-accuracy current sense: ±15% under >25mA load
  • Adjustable current limit with external resistor, ±15% under >500mA load
  • Protection
    • Short-to-GND protection by current limit (internal or external)
    • Thermal shutdown with latch off option and thermal swing
    • Inductive load negative voltage clamp with optimized slew rate
    • Loss-of-GND and loss-of-battery protection
  • Diagnostics
    • Overcurrent and short-to-ground detection
    • Open-load and short-to-battery detection
    • Global fault report for fast interrupt
  • 28-pin thermally-enhanced PWP package
  • Qualified for automotive applications
  • AEC-Q100 qualified with the following results:
    • Device temperature grade 1: –40°C to 125°C ambient operating temperature range
    • Device HBM ESD classification level H3A
    • Device CDM ESD classification level C4B
  • Functional Safety-Capable
  • Quad-channel 160mΩ smart high-side switch with full diagnostics
    • Version A: open-drain digital output
    • Version B: current-sense analog output
  • Wide operating voltage 3.4V to 40V
  • Ultra-low standby current: <500nA
  • High-accuracy current sense: ±15% under >25mA load
  • Adjustable current limit with external resistor, ±15% under >500mA load
  • Protection
    • Short-to-GND protection by current limit (internal or external)
    • Thermal shutdown with latch off option and thermal swing
    • Inductive load negative voltage clamp with optimized slew rate
    • Loss-of-GND and loss-of-battery protection
  • Diagnostics
    • Overcurrent and short-to-ground detection
    • Open-load and short-to-battery detection
    • Global fault report for fast interrupt
  • 28-pin thermally-enhanced PWP package

The TPS4H160-Q1 device is fully protected quad-channel smart high-side switch with four integrated 160mΩ NMOS power FETs.

Full diagnostics and high-accuracy current sense enable intelligent control of the load.

An external adjustable current limit improves the reliability of whole system by limiting the inrush or overload current.

The TPS4H160-Q1 device is fully protected quad-channel smart high-side switch with four integrated 160mΩ NMOS power FETs.

Full diagnostics and high-accuracy current sense enable intelligent control of the load.

An external adjustable current limit improves the reliability of whole system by limiting the inrush or overload current.
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Technical documentation

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Top documentation Type Title Format options Date
* Data sheet TPS4H160-Q1 40V, 160mΩ Automotive Quad-Channel Smart High-Side Switch datasheet (Rev. E) PDF | HTML Jun 16, 2025
Functional safety information TPS4H160-Q1 Functional Safety FIT Rate, FMD and Pin FMA (Rev. C) PDF | HTML Jul 7, 2026
Application note Basics of High-Side Switches and Controllers PDF | HTML Mar 31, 2026
Application note How To Drive Resistive, Inductive, Capacitive, and Lighting Loads (Rev. E) PDF | HTML Mar 9, 2021
Application note Driving PWM Loads with TI High-Side Switches PDF | HTML Mar 2, 2021
Application note Using PSpice Simulator to Model Thermal Behavior in TI’s Smart High-Side Switch PDF | HTML Nov 30, 2020
Application note Designing for Loss of Ground on Texas Instruments High-Side Switches (Rev. A) PDF | HTML Jul 16, 2020
Application note Fault and Normal Diagnostic Considerations for Smart High Side Switches PDF | HTML Jul 10, 2020
Functional safety information Streamlining Functional Safety Certification in Automotive and Industrial Jun 9, 2020
Application note High Accuracy Current Sense of Smart High Side Switches Nov 1, 2019
E-book 11 Ways to Protect Your Power Path Jul 3, 2019
Application note AEC-Q100-012 Short-Circuit Reliability Test Results for Smart Power Switches (Rev. A) May 6, 2019
Application note Basics of Power Switches (Rev. A) PDF | HTML Apr 26, 2019
Application note Adjustable Current Limit of Smart Power Switches (Rev. B) Jan 21, 2019
Application note Reverse battery protection for high side switches Nov 12, 2018
Application note High-Side Switches Paralleling Channels Apr 30, 2018

Design & development

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

Evaluation board

TPS4H160EVM — TPS4H160-Q1 Quad Channels Smart High-Side Power Switch Reference Design

Texas Instruments TPS4H160-Q1 evaluation module contains a TPS4H160-Q1 integrated circuit (IC), supporting quad channel high side switch application. The purpose of this EVM is to facilitate evaluation of the TPS4H160-Q1 for resistive, capacitive, inductive load.
The TPS4H160-Q1 family is a fully (...)
User guide: PDF
Supported products & hardware
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Simulation model

TPS4H160A-Q1 Unencrypted PSpice Transient Model Package (Rev. A)

SLVMBF3A.ZIP (62 KB) - PSpice model
Supported products & hardware
Simulation model

TPS4H160B-Q1 TINA-TI Reference Design

SLVMBG4.TSC (322 KB) - TINA-TI reference design
Supported products & hardware
Simulation model

TPS4H160B-Q1 TINA-TI Transient Spice Model

SLVMBG3.ZIP (72 KB) - TINA-TI Spice model
Supported products & hardware
Simulation model

TPS4H160B-Q1 Unencrypted PSpice Transient Model Package (Rev. A)

SLVMBF4A.ZIP (68 KB) - PSpice model
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Package Pins CAD symbols, footprints & 3D models
HTSSOP (PWP) 28 Ultra Librarian
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