ZHCSHL1A September   2017  – February 2018 TPS22917

PRODUCTION DATA.  

  1. 特性
  2. 应用
  3. 说明
    1.     Device Images
      1.      简化原理图
  4. 修订历史记录
  5. Pin Configuration and Functions
    1.     Pin Functions
  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 Switching Characteristics
    7. 6.7 Typical Characteristics
      1. 6.7.1 Typical Electrical Characteristics
      2. 6.7.2 Typical Switching Characteristics
  7. Parameter Measurement Information
    1. 7.1 Test Circuit and Timing Waveforms Diagrams
  8. Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagram
    3. 8.3 Feature Description
      1. 8.3.1 On and Off Control
      2. 8.3.2 Turn On Time (tON) and Adjustable Slew Rate (CT)
      3. 8.3.3 Fall Time (tFALL) and Quick Output Discharge (QOD)
        1. 8.3.3.1 QOD when System Power is Removed
    4. 8.4 Full-Time Reverse Current Blocking
    5. 8.5 Device Functional Modes
  9. Application and Implementation
    1. 9.1 Application Information
    2. 9.2 Typical Application
      1. 9.2.1 Design Requirements
      2. 9.2.2 Detailed Design Procedure
        1. 9.2.2.1 Limiting Inrush Current
        2. 9.2.2.2 Application Curves
        3. 9.2.2.3 Setting Fall Time for Shutdown Power Sequencing
        4. 9.2.2.4 Application Curves
  10. 10Power Supply Recommendations
  11. 11Layout
    1. 11.1 Layout Guidelines
    2. 11.2 Layout Example
    3. 11.3 Thermal Considerations
  12. 12器件和文档支持
    1. 12.1 接收文档更新通知
    2. 12.2 社区资源
    3. 12.3 商标
    4. 12.4 静电放电警告
    5. 12.5 Glossary
  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

特性

  • 输入工作电压范围 (VIN):1V 至 5.5V
  • 最大持续电流 (IMAX):2A
  • 导通电阻 (RON):
    • 5VIN = 80mΩ(典型值)
    • 1.8VIN = 120mΩ(典型值)
    • 1VIN = 220mΩ(典型值)
  • 超低功耗:
    • 导通状态 (IQ):0.5µA(典型值)
    • 关断状态 (ISD):10nA(典型值)
  • 智能 ON 引脚下拉电阻 (RPD):
    • ON ≥ VIH (ION):10nA(最大值)
    • ON ≤ VIL (RPD):750kΩ(典型值)
  • 可调节导通限制浪涌电流 (tON):
    • 5V tON = 100μs,72mV/μs(CT = 打开)
    • 5V tON = 4000μs,2.3mV/μs (CT = 1000pF)
  • 可调节输出放电和下降时间:
    • 可选 QOD 电阻 ≥ 150Ω(内部)
  • 常开的真反向电流阻断 (RCB):
    • 激活电流 (IRCB):–500mA(典型值)
    • 反向泄漏电流 (IIN,RCB):–1µA(最大值)