ZHCSSK0P April   2004  – August 2024 TPS2041B , TPS2042B , TPS2043B , TPS2044B , TPS2051B , TPS2052B , TPS2053B , TPS2054B

PRODUCTION DATA  

  1.   1
  2. 1 特性
  3. 2 应用
  4. 3 说明
  5. 4 General Switch Catalog
  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 Typical Characteristics (All Devices Excluding TPS2051BDBV and TPS2052BD)
    7. 6.7 Typical Characteristics (TPS2051BDBV and TPS2052BD)
  8. 7 Parameter Measurement Information
  9. 8 Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagrams
    3. 8.3 Feature Description
      1. 8.3.1  Power Switch
      2. 8.3.2  Charge Pump
      3. 8.3.3  Driver
      4. 8.3.4  Enable ( ENx)
      5. 8.3.5  Enable (ENx)
      6. 8.3.6  Current Sense
      7. 8.3.7  Overcurrent
        1. 8.3.7.1 Overcurrent Conditions (TPS20x3BD, TPS20x4BD, and TPS20x2BDRB)
        2. 8.3.7.2 Overcurrent Conditions (TPS20x1B & TPS20x2B in D, DGN, and DBV packages)
      8. 8.3.8  Overcurrent ( OCx)
      9. 8.3.9  Thermal Sense
      10. 8.3.10 Undervoltage Lockout
    4. 8.4 Device Functional Modes
  10. 9 Application and Implementation
    1. 9.1 Application Information
      1. 9.1.1 Universal Serial Bus (USB) Applications
    2. 9.2 Typical Application
      1. 9.2.1 Typical Application (TPS2042B)
        1. 9.2.1.1 Design Requirements
        2. 9.2.1.2 Detailed Design Procedure
          1. 9.2.1.2.1 Power-Supply Considerations
          2. 9.2.1.2.2 OC Response
        3. 9.2.1.3 Application Curves
      2. 9.2.2 Host and Self-Powered and Bus-Powered Hubs
        1. 9.2.2.1 Design Requirements
          1. 9.2.2.1.1 USB Power-Distribution Requirements
        2. 9.2.2.2 Detailed Design Procedure
          1. 9.2.2.2.1 Low-Power Bus-Powered and High-Power Bus-Powered Functions
        3. 9.2.2.3 Application Curves
      3. 9.2.3 Generic Hot-Plug Applications
        1. 9.2.3.1 Design Requirements
        2. 9.2.3.2 Detailed Design Procedure
        3. 9.2.3.3 Application Curves
  11. 10Power Supply Recommendations
    1. 10.1 Undervoltage Lockout (UVLO)
  12. 11Layout
    1. 11.1 Layout Guidelines
    2. 11.2 Layout Example
    3. 11.3 Power Dissipation
    4. 11.4 Thermal Protection
  13. 12Device and Documentation Support
    1. 12.1 接收文档更新通知
    2. 12.2 支持资源
    3. 12.3 Trademarks
    4. 12.4 静电放电警告
    5. 12.5 术语表
  14. 13Revision History
  15. 14Mechanical, Packaging, and Orderable Information

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9 Application and Implementation

Note:

以下应用部分中的信息不属于TI 器件规格的范围，TI 不担保其准确性和完整性。TI 的客 户应负责确定器件是否适用于其应用。客户应验证并测试其设计，以确保系统功能。
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