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TPS1H100-Q1

ACTIVE

40-V, 100-mΩ, 1-ch automotive smart high-side switch with adjustable current limit

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TPS1HC100-Q1 ACTIVE Automotive, 100-mΩ, 2.5-A, one-channel smart high-side switch Open detection during off state with no external components

Product details

Number of channels 1 Rating Automotive Operating voltage (max) (V) 40 Operating voltage (min) (V) 5 Ron (typ) (mΩ) 100 Imax (A) 4 Current limit (max) (A) 7 Current limit (min) (A) 0.5 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 +/-20% @ 0.5A Current sense accuracy +/-30mA @ 1A, +/-5mA @ 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 1 Rating Automotive Operating voltage (max) (V) 40 Operating voltage (min) (V) 5 Ron (typ) (mΩ) 100 Imax (A) 4 Current limit (max) (A) 7 Current limit (min) (A) 0.5 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 +/-20% @ 0.5A Current sense accuracy +/-30mA @ 1A, +/-5mA @ 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) 14 32 mm² (5 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
    • Documentation available to aid functional safety system design
  • Single-channel smart high-side power switch with full diagnostics
    • Version A: open-drain status output
    • Version B: current sense analog output
  • Wide operating voltage 3.5 to 40 V
  • Very-low standby current, <0.5 µA
  • Operating junction temperature, –40 to 150°C
  • Input control, 3.3-V and 5-V logic compatible
  • High-accuracy current sense, ±30 mA at 1 A,
    ±4 mA at 5 mA
  • Programmable current limit with external resistor, ±20% at 0.5 A
  • Diagnostic enable function for multiplexing of mcu analog or digital interface
  • Tested according to AECQ100-12 Grade A,
    1 million times Short to GND test
  • Electrical transient disturbance immunity certification of ISO7637-2 and ISO16750-2
  • Protection
    • Overload and short-circuit protection
    • Inductive load negative voltage clamp
    • Undervoltage lockout (UVLO) protection
    • Thermal shutdown/swing with self recovery
    • Loss of GND, loss of supply protection
    • Reverse battery protection with external circuitry
  • Diagnostic
    • On- and Off-state output open- and short-to-battery detection
    • Overload and short to ground detection and current limit
    • Thermal shutdown/swing detection
  • 14-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
    • Documentation available to aid functional safety system design
  • Single-channel smart high-side power switch with full diagnostics
    • Version A: open-drain status output
    • Version B: current sense analog output
  • Wide operating voltage 3.5 to 40 V
  • Very-low standby current, <0.5 µA
  • Operating junction temperature, –40 to 150°C
  • Input control, 3.3-V and 5-V logic compatible
  • High-accuracy current sense, ±30 mA at 1 A,
    ±4 mA at 5 mA
  • Programmable current limit with external resistor, ±20% at 0.5 A
  • Diagnostic enable function for multiplexing of mcu analog or digital interface
  • Tested according to AECQ100-12 Grade A,
    1 million times Short to GND test
  • Electrical transient disturbance immunity certification of ISO7637-2 and ISO16750-2
  • Protection
    • Overload and short-circuit protection
    • Inductive load negative voltage clamp
    • Undervoltage lockout (UVLO) protection
    • Thermal shutdown/swing with self recovery
    • Loss of GND, loss of supply protection
    • Reverse battery protection with external circuitry
  • Diagnostic
    • On- and Off-state output open- and short-to-battery detection
    • Overload and short to ground detection and current limit
    • Thermal shutdown/swing detection
  • 14-Pin Thermally-enhanced PWP package

The TPS1H100-Q1 device is a fully protected high-side power switch, with integrated NMOS power FET and charge pump, targeted for the intelligent control of the variable kinds of resistive, inductive, and capacitive loads. Accurate current sense and programmable current limit features differentiate it from the market.

The TPS1H100-Q1 device is a fully protected high-side power switch, with integrated NMOS power FET and charge pump, targeted for the intelligent control of the variable kinds of resistive, inductive, and capacitive loads. Accurate current sense and programmable current limit features differentiate it from the market.

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Technical documentation

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* Data sheet TPS1H100-Q1 40-V, 100-mΩ Single-Channel Smart High-Side Power Switch datasheet (Rev. D) PDF | HTML Dec 17, 2019
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
Functional safety information TPS1H100-Q1 Functional Safety FIT Rate and Failure Mode Distribution Dec 16, 2019
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 brief Improved Automotive Short Circuit Reliability With Adjustable Current Limiting (Rev. A) Apr 11, 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
Technical article Who tampered with my PLC? Are industrial control systems too flexible? PDF | HTML Aug 5, 2016

Design & development

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

Evaluation board

TPS1H100EVM — TPS1H100-Q1 Evaluation Module: Single-Channel Smart High-Side Driver EVM

Texas Instruments TPS1H100-Q1 evaluation module contains a TPS1H100-Q1 integrated circuit (IC), supporting 1 channel high side driver application. The purpose of this EVM is to facilitate evaluation of the TPS1H100-Q1 for resistive, capacitive, inductive load layout of the EVM

User guide: PDF
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Simulation model

TPS1H100A-Q1 PSpice Unencrypted Transient Model (Rev. C)

SLVMAI7C.ZIP (88 KB) - PSpice model
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Simulation model

TPS1H100B-Q1 TINA-TI Reference Design (Rev. A)

SLVMBG2A.TSC (181 KB) - TINA-TI reference design
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Simulation model

TPS1H100B-Q1 TINA-TI Transient Spice Model (Rev. A)

SLVMBG1A.ZIP (26 KB) - TINA-TI Spice model
Supported products & hardware
Simulation model

TPS1H100B-Q1 Unencrypted PSpice Transient Model Package (Rev. C)

SLVMAI8C.ZIP (86 KB) - PSpice model
Supported products & hardware

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HTSSOP (PWP) 14 Ultra Librarian

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