ZHCSUI2E May   2006  – January 2024 TPS28225

PRODUCTION DATA  

  1.   1
  2. 1 特性
  3. 2 应用
  4. 3 说明
  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. 5.7 Typical Characteristics
  7. 6 Detailed Description
    1. 6.1 Overview
    2. 6.2 Functional Block Diagram
    3. 6.3 Feature Description
      1. 6.3.1 Undervoltage Lockout (UVLO)
      2. 6.3.2 Output Active Low
      3. 6.3.3 Enable/Power Good
      4. 6.3.4 3-State Input
        1. 6.3.4.1 TPS28225 3-State Exit Mode
        2. 6.3.4.2 External Resistor Interference
      5. 6.3.5 Bootstrap Diode
      6. 6.3.6 Upper and Lower Gate Drivers
      7. 6.3.7 Dead-Time Control
      8. 6.3.8 Thermal Shutdown
    4. 6.4 Device Functional Modes
  8. 7 Application and Implementation
    1. 7.1 Application Information
    2. 7.2 Typical Application
      1. 7.2.1 Design Requirements
      2. 7.2.2 Detailed Design Procedure
        1. 7.2.2.1 Four Phases Driven by TPS28225 Driver
        2. 7.2.2.2 Switching The MOSFETs
        3. 7.2.2.3 List of Materials
      3. 7.2.3 Application Curves
    3. 7.3 System Examples
  9. 8 Power Supply Recommendations
  10. 9 Layout
    1. 9.1 Layout Guidelines
    2. 9.2 Layout Example
  11. 10Device and Documentation Support
    1. 10.1 Device Support
      1. 10.1.1 第三方产品免责声明
    2. 10.2 Documentation Support
      1. 10.2.1 Related Documentation
    3. 10.3 接收文档更新通知
    4. 10.4 支持资源
    5. 10.5 Trademarks
    6. 10.6 静电放电警告
    7. 10.7 术语表
  12. 11Revision History
  13. 12Mechanical, Packaging, and Orderable Information

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5.6 Switching Characteristics

over operating free-air temperature range (unless otherwise noted)
PARAMETERTEST CONDITIONSMINTYPMAXUNIT
SWITCHING TIME
tDLUUGATE turn-off propagation DelayCL = 3 nF14ns
tDLLLGATE turn-off propagation DelayCL = 3 nF14ns
tDTUDead time LGATE turn off to UGATE turn onCL = 3 nF14ns
tDTLDead time UGATE turn off to LGATE turn onCL = 3 nF14ns
GUID-1342CE4A-1ABD-4819-BD53-AF268D23AF77-low.gifFigure 5-1 TPS28225 Timing Diagram