SLUSEZ1 December   2023 TPS4800-Q1

ADVANCE INFORMATION  

  1.   1
  2. 1 Features
  3. 2 Applications
  4. 3 Description
  5. 4 Pin Configuration and Functions
  6. 5 Specifications
    1. 5.1 Absolute Maximum Ratings
    2. 5.2 ESD Ratings
    3. 5.3 Recommended Operating Conditions
    4. 5.4 Thermal Information
    5. 5.5 Electrical Characteristics
    6. 5.6 Switching Characteristics
  7. 6 Parameter Measurement Information
  8. 7 Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1 Charge Pump and Gate Driver Output (VS, PU, PD, BST, SRC)
      2. 7.3.2 Capacitive Load Driving Using FET Gate (PU, PD) Slew Rate Control
      3. 7.3.3 Short-Circuit Protection
        1. 7.3.3.1 Short-Circuit Protection With Auto-Retry
        2. 7.3.3.2 Short-Circuit Protection With Latch-Off
      4. 7.3.4 Overvoltage (OV) and Undervoltage Protection (UVLO)
      5. 7.3.5 Reverse Polarity Protection
      6. 7.3.6 Short-Circuit Protection Diagnosis (SCP_TEST)
      7. 7.3.7 TPS48000-Q1 as a Simple Gate Driver
    4. 7.4 Device Functional Modes
  9. 8 Application and Implementation
    1. 8.1 Application Information
      1. 8.1.1 Application Limitations
        1. 8.1.1.1 Short-Circuit Protection Delay
        2. 8.1.1.2 Short-Circuit Protection Threshold
    2. 8.2 Typical Application: Driving Power at all Times (PAAT) Loads
      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 Example
  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
    1. 11.1 Tape and Reel Information

Package Options

Refer to the PDF data sheet for device specific package drawings

Mechanical Data (Package|Pins)
  • DGX|19
Thermal pad, mechanical data (Package|Pins)
Orderable Information

8.2.3 Application Curves

GUID-20231116-SS0I-WQC1-NLPQ-VW77PJTR58FS-low.pngFigure 8-2 Start-Up Profile of Bootstrap Voltage with INP = GND and CBST = 470 nF
GUID-20231116-SS0I-RMZH-08DW-DNPNVG55SSX4-low.pngFigure 8-4 Turn-ON Response of TPS48000-Q1 for INP -> LOW to HIGH and CBST = 470 nF
GUID-20231116-SS0I-P0Z5-FMMH-CVXL3PT8LHML-low.pngFigure 8-6 Overcurrent Response of TPS48000-Q1 for a Load Step from 12 A to 18 A with 15-A Shortcircuit Protection Setting and tsc = 1 ms
GUID-20231116-SS0I-VNGJ-VZJN-5LRCZSPPRZCT-low.pngFigure 8-8 Latch-Off Response of TPS48000-Q1 for an Overcurrent Fault
GUID-20231116-SS0I-ZN8T-VP9H-GNZ69CRTKCTM-low.pngFigure 8-10 Overvoltage Cutoff Response of TPS48000-Q1 at 58-V Level
GUID-20231116-SS0I-QNSN-RSQK-SM1G152B9ZGF-low.pngFigure 8-3 Start-Up Profile of Bootstrap Voltage with INP = HIGH and CBST = 470 nF
GUID-20231116-SS0I-8MBZ-4PKZ-LZH02VHJHQ0N-low.pngFigure 8-5 Turn-OFF Response of TPS48000-Q1 for INP -> HIGH to LOW and CBST = 470 nF
GUID-20231116-SS0I-RV1W-GFN8-HFQXV9GN2RRW-low.pngFigure 8-7 Auto-Retry Response of TPS48000-Q1 for an Overcurrent Fault
GUID-20231116-SS0I-NFXG-0338-MBNR7M3ZM5RT-low.pngFigure 8-9 Output Short-Circuit Response of TPS48000-Q1 Device with 15-A Shortcircuit Protection Setting and TMR = OPEN
GUID-20231116-SS0I-TW8C-SHJB-JRMSSK9CRFWM-low.pngFigure 8-11 Short-Circuit Protection Diagnosis Test Response of TPS48000-Q1