JAJSBU2G August   2011  – April 2021 TPS53355

PRODUCTION DATA  

1. 1 特長
2. 2 アプリケーション
3. 3 概要
4. 4 Revision History
5. 5 Pin Configuration and Functions
6. 6 Specifications
   1. 6.1 Absolute Maximum Ratings (1)
   2. 6.2 ESD Ratings
   3. 6.3 Recommended Operating Conditions
   4. 6.4 Thermal Infomation
   5. 6.5 Electrical Characteristics
   6. 6.6 Typical Characteristics
7. 7 Detailed Description
   1. 7.1 Overview
   2. 7.2 Functional Block Diagram
   3. 7.3 Feature Description
      1. 7.3.1 5-V LDO and VREG Start-Up
      2. 7.3.2 Adaptive On-Time D-CAP Control and Frequency Selection
      3. 7.3.3 Ramp Signal
      4. 7.3.4 Adaptive Zero Crossing
      5. 7.3.5 Power-Good
      6. 7.3.6 Current Sense, Overcurrent and Short Circuit Protection
      7. 7.3.7 Overvoltage and Undervoltage Protection
      8. 7.3.8 UVLO Protection
      9. 7.3.9 Thermal Shutdown
   4. 7.4 Device Functional Modes
      1. 7.4.1 Enable, Soft Start, and Mode Selection
      2. 7.4.2 Auto-Skip Eco-mode™ Light Load Operation
      3. 7.4.3 Forced Continuous Conduction Mode
8. 8 Application and Implementation
   1. 8.1 Application Information
      1. 8.1.1 Small Signal Model
   2. 8.2 Typical Applications
      1. 8.2.1 Typical Application Circuit Diagram with Ceramic Output Capacitors
         1. 8.2.1.1 Design Requirements
         2. 8.2.1.2 Detailed Design Procedure
            1. 8.2.1.2.1 Custom Design With WEBENCH® Tools
            2. 8.2.1.2.2 External Component Selection
            3. 8.2.1.2.3 External Component Selection Using All Ceramic Output Capacitors
         3. 8.2.1.3 Application Curves
      2. 8.2.2 Typical Application Circuit
         1. 8.2.2.1 Design Requirements
         2. 8.2.2.2 Detailed Design Procedure
            1. 8.2.2.2.1 External Component Selection
         3. 8.2.2.3 Application Curves
9. 9 Power Supply Recommendations
10. 10Layout
    1. 10.1 Layout Guidelines
    2. 10.2 Layout Example
11. 11Device and Documentation Support
    1. 11.1 Device Support
       1. 11.1.1 Third-Party Products Disclaimer
       2. 11.1.2 Development Support
          1. 11.1.2.1 Custom Design With WEBENCH® Tools
    2. 11.2 Receiving Notification of Documentation Updates
    3. 11.3 サポート・リソース
    4. 11.4 Trademarks
    5. 11.5 静電気放電に関する注意事項
    6. 11.6 用語集
12. 12Mechanical, Packaging, and Orderable Information