ZHCSDR7 May   2015 TPS54334

PRODUCTION DATA.  

  1. 1 特性
  2. 2 应用
  3. 3 说明
  4. 4 简化电路原理图
  5. 5 修订历史记录
  6. 6 Pin Configuration and Functions
  7. 7 Specifications
    1. 7.1 Absolute Maximum Ratings
    2. 7.2 ESD Ratings
    3. 7.3 Recommended Operating Conditions
    4. 7.4 Thermal Information
    5. 7.5 Electrical Characteristics
    6. 7.6 Typical Characteristics
  8. 8 Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagram
    3. 8.3 Feature Description
      1. 8.3.1  Fixed Frequency PWM Control
      2. 8.3.2  Light Load Operation
      3. 8.3.3  Slope Compensation and Output Current
      4. 8.3.4  Bootstrap Voltage (BOOT) and Low Dropout Operation
      5. 8.3.5  Error Amplifier
      6. 8.3.6  Voltage Reference
      7. 8.3.7  Adjusting the Output Voltage
      8. 8.3.8  Enable and Undervoltage Lockout
      9. 8.3.9  Slow Start
      10. 8.3.10 Safe Start-up into Pre-Biased Outputs
      11. 8.3.11 Power Good (PGOOD)
    4. 8.4 Device Functional Modes
      1. 8.4.1 Overcurrent/Overvoltage/Thermal Protection
      2. 8.4.2 Thermal Shutdown
      3. 8.4.3 Small Signal Model for Loop Response
      4. 8.4.4 Small Signal Model for Peak Current Mode Control
      5. 8.4.5 Small Signal Model for Frequency Compensation
  9. 9 Application and Implementation
    1. 9.1 Application Information
    2. 9.2 Typical Applications
      1. 9.2.1 TPS54334 Application
        1. 9.2.1.1 Design Requirements
        2. 9.2.1.2 Detailed Design Procedure
          1. 9.2.1.2.1 Switching Frequency
          2. 9.2.1.2.2 Output Voltage Set Point
          3. 9.2.1.2.3 Undervoltage Lockout Set Point
          4. 9.2.1.2.4 Input Capacitors
          5. 9.2.1.2.5 Output Filter Components
            1. 9.2.1.2.5.1 Inductor Selection
            2. 9.2.1.2.5.2 Capacitor Selection
          6. 9.2.1.2.6 Compensation Components
          7. 9.2.1.2.7 Bootstrap Capacitor
          8. 9.2.1.2.8 Power Dissipation Estimate
        3. 9.2.1.3 Application Curves
  10. 10Power Supply Recommendations
  11. 11Layout
    1. 11.1 Layout Guidelines
    2. 11.2 Layout Example
  12. 12器件和文档支持
    1. 12.1 器件支持
      1. 12.1.1 开发支持
    2. 12.2 文档支持
      1. 12.2.1 相关文档　
    3. 12.3 社区资源
    4. 12.4 商标
    5. 12.5 静电放电警告
    6. 12.6 术语表
  13. 13机械、封装和可订购信息

封装选项

机械数据 (封装 | 引脚)
散热焊盘机械数据 (封装 | 引脚)
订购信息

5 修订历史记录

日期 修订版本 注释
2015 年 5 月 * 首次发布。