ZHCS937E May   2012  – November 2015 TPS54061

PRODUCTION DATA.  

  1. 1 特性
  2. 2 应用
  3. 3 说明
  4. 4 修订历史记录
  5. 5 Pin Configuration and Functions
  6. 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
  7. 7 Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1  Fixed Frequency PWM Control
      2. 7.3.2  Slope Compensation Output Current
      3. 7.3.3  Error Amplifier
      4. 7.3.4  Voltage Reference
      5. 7.3.5  Adjusting the Output Voltage
      6. 7.3.6  Enable and Adjusting UVLO
      7. 7.3.7  Internal Slow-Start
      8. 7.3.8  Constant Switching Frequency and Timing Resistor (RT/CLK Pin)
      9. 7.3.9  Selecting the Switching Frequency
      10. 7.3.10 Synchronization to RT/CLK Pin
      11. 7.3.11 Overvoltage Protection
      12. 7.3.12 Thermal Shutdown
    4. 7.4 Device Functional Modes
      1. 7.4.1 Operation Near Minimimum Input Voltage
      2. 7.4.2 Operation With Enable Control
  8. 8 Application and Implementation
    1. 8.1 Application Information
    2. 8.2 Typical Applications
      1. 8.2.1 CCM Application
        1. 8.2.1.1 Design Requirements
        2. 8.2.1.2 Detailed Design Procedure
          1. 8.2.1.2.1 Selecting the Switching Frequency
          2. 8.2.1.2.2 Output Inductor Selection (LO)
          3. 8.2.1.2.3 Output Capacitor
          4. 8.2.1.2.4 Input Capacitor
          5. 8.2.1.2.5 Bootstrap Capacitor Selection
          6. 8.2.1.2.6 UVLO Set Point
          7. 8.2.1.2.7 Output Voltage and Feedback Resistors Selection
          8. 8.2.1.2.8 Closing the Loop
        3. 8.2.1.3 Application Curves
      2. 8.2.2 DCM Application
        1. 8.2.2.1 Design Requirements
        2. 8.2.2.2 Detailed Design Procedure
          1. 8.2.2.2.1 Designing an Efficient, Low-Output Current Power Supply at a Fixed Switching Frequency
          2. 8.2.2.2.2 Closing the Feedback Loop
        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. 11器件和文档支持
    1. 11.1 商标
    2. 11.2 静电放电警告
    3. 11.3 Glossary
  12. 12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

4 修订历史记录

Changes from D Revision (December 2014) to E Revision

Changes from C Revision (September 2013) to D Revision

  • Added 引脚配置和功能部分，处理额定值表，特性 描述 部分，器件功能模式，应用和实施部分，电源相关建议部分，布局部分，器件和文档支持部分以及机械、封装和可订购信息部分Go
  • Changed Y-axis value µA/V to µSGo

Changes from B Revision (January 2013) to C Revision

  • Changed RT/CLK falling edge to PH rising edge delay From: 130 ns To: 60 nsGo

Changes from A Revision (May 2012) to B Revision

  • 已更改效率与负载电流间的关系图Go
  • Changed Pin Configuration graphic for clarification of thermal padGo

Changes from * Revision (May 2012) to A Revision

  • Changed 将标题从“4.7V 至 60V 输入。。。。。。”改为“宽输入。。。。。。”并且已删除“米6体育平台手机版_好二三四预览”条Go
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