ZHCSEM9 December   2015 TPS92691 , TPS92691-Q1

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  Internal Regulator and Undervoltage Lockout (UVLO)
      2. 7.3.2  Oscillator
      3. 7.3.3  Gate Driver
      4. 7.3.4  Rail-to-Rail Current Sense Amplifier
      5. 7.3.5  Transconductance Error Amplifier
      6. 7.3.6  Switch Current Sense and Internal Slope Compensation
      7. 7.3.7  Analog Adjust Input
      8. 7.3.8  PWM Input and Series Dimming FET Gate Driver Output
      9. 7.3.9  Soft-Start
      10. 7.3.10 Current Monitor Output
      11. 7.3.11 Overvoltage Protection
      12. 7.3.12 Thermal Protection
    4. 7.4 Device Functional Modes
  8. 8 Application and Implementation
    1. 8.1 Application Information
      1. 8.1.1  Duty Cycle Considerations
      2. 8.1.2  Inductor Selection
      3. 8.1.3  Output Capacitor Selection
      4. 8.1.4  Input Capacitor Selection
      5. 8.1.5  Main Power MOSFET Selection
      6. 8.1.6  Rectifier Diode Selection
      7. 8.1.7  LED Current Programming
      8. 8.1.8  Switch Current Sense Resistor and Slope Compensation
      9. 8.1.9  Feedback Compensation
      10. 8.1.10 Soft-Start
      11. 8.1.11 Overvoltage Protection
      12. 8.1.12 PWM Dimming Considerations
    2. 8.2 Typical Applications
      1. 8.2.1 Typical Boost LED Driver
        1. 8.2.1.1 Design Requirements
        2. 8.2.1.2 Detailed Design Procedure
          1. 8.2.1.2.1  Calculating Duty Cycle
          2. 8.2.1.2.2  Setting Switching Frequency
          3. 8.2.1.2.3  Inductor Selection
          4. 8.2.1.2.4  Output Capacitor Selection
          5. 8.2.1.2.5  Input Capacitor Selection
          6. 8.2.1.2.6  Main N-Channel MOSFET Selection
          7. 8.2.1.2.7  Rectifying Diode Selection
          8. 8.2.1.2.8  Programming LED Current
          9. 8.2.1.2.9  Setting Switch Current Limit and Slope Compensation
          10. 8.2.1.2.10 Deriving Compensator Parameters
          11. 8.2.1.2.11 Setting Start-up Duration
          12. 8.2.1.2.12 Setting Overvoltage Protection Threshold
          13. 8.2.1.2.13 PWM Dimming Considerations
        3. 8.2.1.3 Application Curves
      2. 8.2.2 Typical Buck-Boost LED Driver
        1. 8.2.2.1 Design Requirements
        2. 8.2.2.2 Detailed Design Procedure
          1. 8.2.2.2.1  Calculating Duty Cycle
          2. 8.2.2.2.2  Setting Switching Frequency
          3. 8.2.2.2.3  Inductor Selection
          4. 8.2.2.2.4  Output Capacitor Selection
          5. 8.2.2.2.5  Input Capacitor Selection
          6. 8.2.2.2.6  Main N-Channel MOSFET Selection
          7. 8.2.2.2.7  Rectifier Diode Selection
          8. 8.2.2.2.8  Setting Switch Current Limit and Slope Compensation
          9. 8.2.2.2.9  Programming LED Current
          10. 8.2.2.2.10 Deriving Compensator Parameters
          11. 8.2.2.2.11 Setting Startup Duration
          12. 8.2.2.2.12 Setting Overvoltage Protection Threshold
          13. 8.2.2.2.13 PWM Dimming Consideration
        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 相关链接
    2. 11.2 社区资源
    3. 11.3 商标
    4. 11.4 静电放电警告
    5. 11.5 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

12 机械、封装和可订购信息

以下页中包括机械封装和可订购信息。这些信息是针对指定器件可提供的最新数据。这些数据会在无通知且不对本文档进行修订的情况下发生改变。欲获得该数据表的浏览器版本，请查阅左侧的导航栏。
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