SLVSFI1 July   2021 TPS1HC100B-Q1

ADVANCE INFORMATION  

  1. Features
  2. Applications
  3. Description
  4. Revision History
  5. Pin Configuration and Functions
    1. 5.1 Recommended Connections for Unused Pins
  6. Specifications
    1. 6.1 Absolute Maximum Ratings
    2. 6.2 ESD Ratings
    3. 6.3 Recommended Operating Conditions
    4. 6.4 Thermal Information
    5. 6.5 Electrical Characteristics
    6. 6.6 SNS Timing Characteristics
    7. 6.7 Switching Characteristics
  7. Parameter Measurement Information
  8. Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagram
    3. 8.3 Feature Description
      1. 8.3.1 Accurate Current Sense
      2. 8.3.2 Programmable Current Limit
        1. 8.3.2.1 Capacitive Charging
      3. 8.3.3 Inductive-Load Switching-Off Clamp
      4. 8.3.4 Full Protections and Diagnostics
        1. 8.3.4.1  Short-Circuit and Overload Protection
        2. 8.3.4.2  Open-Load and Short-to-Battery Detection
        3. 8.3.4.3  Short-to-Battery Detection
        4. 8.3.4.4  Reverse-Polarity and Battery Protection
        5. 8.3.4.5  Latch Off Mode
        6. 8.3.4.6  Thermal Protection Behavior
        7. 8.3.4.7  UVLO Protection
        8. 8.3.4.8  Loss of GND Protection
        9. 8.3.4.9  Loss of Power Supply Protection
        10. 8.3.4.10 Reverse Current Protection
        11. 8.3.4.11 Protection for MCU I/Os
      5. 8.3.5 Diagnostic Enable Function
    4. 8.4 Device Functional Modes
      1. 8.4.1 Working Mode
  9. Application and Implementation
    1. 9.1 Application Information
    2. 9.2 Typical Application
      1. 9.2.1 Design Requirements
      2. 9.2.2 Detailed Design Procedure
        1. 9.2.2.1 Dynamically Changing Current Limit
  10. 10Power Supply Recommendations
  11. 11Layout
    1. 11.1 Layout Guidelines
    2. 11.2 Layout Example
      1. 11.2.1 Without a GND Network
      2. 11.2.2 With a GND Network
    3. 11.3 Thermal Considerations
  12. 12Device and Documentation Support
    1. 12.1 Receiving Notification of Documentation Updates
    2. 12.2 Support Resources
    3. 12.3 Trademarks
    4. 12.4 Electrostatic Discharge Caution
    5. 12.5 Glossary
  13. 13Mechanical, Packaging, and Orderable Information

Package Options

Refer to the PDF data sheet for device specific package drawings

Mechanical Data (Package|Pins)
  • PWP|14
Thermal pad, mechanical data (Package|Pins)
Orderable Information

Features

  • Single-channel smart automotive high-side power switch with full diagnostics
    • Open-drain status output
    • Current sense analog output
  • Wide operating voltage 3 to 28 V
  • Low standby current, < 0.5 µA at 85°C
  • Operating junction temperature, –40 to 150°C
  • 1.8-V, 3.3-V and 5-V logic compatible
  • Fault sense voltage scaling for ADC protection
  • Programmable current limit and accuracy ±10% at 1.7 A
  • High-accuracy current sense, ±30 mA at 1 A
  • Protection
    • Overload and short-circuit protection
    • Inductive load negative voltage clamp
    • Undervoltage Lockout (UVLO) protection
    • Thermal shutdown and swing with self recovery
    • Loss of GND, loss of supply protection
    • Reverse battery protection
  • Diagnostic
    • On- and Off-state output open-load and short-to-battery detection
    • Overload and short to ground detection
    • Thermal shutdown and swing detection
  • Qualifications
    • AEC-Q100 automotive qualified for grade 1 temperature
    • 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
  • 14-pin thermally-enhanced PWP package