SLVSCV8E December   2015  – June 2025 TPS4H160-Q1

PRODUCTION DATA  

  1.   1
  2. 1 Features
  3. 2 Applications
  4. 3 Description
  5. 4 Device Comparison Table
  6. 5 Pin Configuration and Functions
  7. 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 Switching Characteristics
    7. 6.7 Typical Characteristics
  8. 7 Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1 Pin Current and Voltage Conventions
      2. 7.3.2 Accurate Current Sense
      3. 7.3.3 Adjustable Current Limit
      4. 7.3.4 Inductive-Load Switching-Off Clamp
      5. 7.3.5 Fault Detection and Reporting
        1. 7.3.5.1 Diagnostic Enable Function
        2. 7.3.5.2 Multiplexing of Current Sense
        3. 7.3.5.3 Fault Table
        4. 7.3.5.4 STx and FAULT Reporting
      6. 7.3.6 Full Diagnostics
        1. 7.3.6.1 Short-to-GND and Overload Detection
        2. 7.3.6.2 Open-Load Detection
          1. 7.3.6.2.1 Channel On
          2. 7.3.6.2.2 Channel Off
        3. 7.3.6.3 Short-to-Battery Detection
        4. 7.3.6.4 Reverse Polarity Detection
        5. 7.3.6.5 Thermal Fault Detection
          1. 7.3.6.5.1 Thermal Shutdown
      7. 7.3.7 Full Protections
        1. 7.3.7.1 UVLO Protection
        2. 7.3.7.2 Loss-of-GND Protection
        3. 7.3.7.3 Protection for Loss of Power Supply
        4. 7.3.7.4 Reverse-Current Protection
        5. 7.3.7.5 MCU I/O Protection
    4. 7.4 Device Functional Modes
      1. 7.4.1 Working Modes
  9. 8 Application and Implementation
    1. 8.1 Application Information
    2. 8.2 Typical Application
      1. 8.2.1 Design Requirements
      2. 8.2.2 Detailed Design Procedure
      3. 8.2.3 Application Curves
    3. 8.3 Power Supply Recommendations
    4. 8.4 Layout
      1. 8.4.1 Layout Guidelines
      2. 8.4.2 Layout Examples
        1. 8.4.2.1 Without a GND Network
        2. 8.4.2.2 With a GND Network
  10. 9 Device and Documentation Support
    1. 9.1 Receiving Notification of Documentation Updates
    2. 9.2 Support Resources
    3. 9.3 Trademarks
    4. 9.4 Electrostatic Discharge Caution
    5. 9.5 Glossary
  11. 10Revision History
  12. 11Mechanical, Packaging, and Orderable Information

6.6 Switching Characteristics

PARAMETERTEST CONDITIONSMINTYPMAXUNIT
td(on)Delay time, VOUTx 10% after VINx↑ (See Figure 6-1.)VVS = 13.5 V, VDIAG_EN = 5 V, IOUTx = 0.5 A, IN rising edge to 10% of VOUTx205090µs
td(off)Delay time, VOUTx 90% after VINx↓ (See Figure 6-1.)VVS = 13.5 V, VDIAG_EN = 5 V, IOUTx = 0.5 A, IN falling edge to 90% of VOUTx205090µs
dV/dt(on)Turnon slew rateVVS = 13.5 V, VDIAG_EN = 5 V, IOUTx = 0.5 A, VOUTx from 10% to 90%0.10.30.55V/µs
dV/dt(off)Turnoff slew rateVVS = 13.5 V, VDIAG_EN = 5 V, IOUTx = 0.5 A, VOUTx from 90% to 10%0.10.30.55V/µs
td(match)td(rise) – td(fall) (See Figure 6-1.)VVS = 13.5 V, IL = 0.5A. td, rise is the IN rising edge to VOUTx = 90%.
td(fall) is the IN falling edge to VOUTx = 10%.		–5050µs
CURRENT-SENSE CHARACTERISTICS (See Figure 6-2.)
tCS(off1)CS settling time from DIAG_EN disabled(1)VVS = 13.5 V, VINx = 5 V, IOUTx = 0.5 A. current limit = 2 A. DIAG_EN falling edge to 10% of VCS.20µs
tCS(on1)CS settling time from DIAG_EN enabled(1)VVS = 13.5 V, VINx = 5 V, IOUTx = 0.5 A. current limit is 2 A. DIAG_EN rising edge to 90% of VCS.20µs
tCS(off2)CS settling time from IN falling edgeVVS = 13.5 V, VDIAG_EN = 5 V, IOUTx = 0.5 A. current limit = 2 A. IN falling edge to 10% of VCS30100µs
tCS(on2)CS settling time from IN rising edgeVVS = 13.5 V, VDIAG_EN = 5 V, IOUTx = 0.5 A. current limit = 2 A. IN rising edge to 90% of VCS50150µs
tSExMulti-sense transition delay from channel to channelVDIAG_EN = 5 V, current sense output delay when multi-sense pins SEL and SEH transition from channel to channel50µs
(1) Value specified by design, not subject to production test
TPS4H160-Q1 Output Delay CharacteristicsFigure 6-1 Output Delay Characteristics
TPS4H160-Q1 CS Delay CharacteristicsFigure 6-2 CS Delay Characteristics
TPS4H160-Q1 Open-Load Blanking-Time CharacteristicsFigure 6-3 Open-Load Blanking-Time Characteristics
TPS4H160-Q1 Multi-Sense Transition DelayFigure 6-4 Multi-Sense Transition Delay