ZHCSMK6B September   2021  – November 2022 TPSM82864A , TPSM82866A

PRODUCTION DATA  

  1. 1 特性
  2. 2 应用
  3. 3 说明
  4. 4 Revision History
  5. 5 Device Options
  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 Power Save Mode
      2. 8.3.2 Forced PWM Mode
      3. 8.3.3 Optimized Transient Performance from PWM to PSM Operation
      4. 8.3.4 Low Dropout Operation (100% Duty Cycle)
      5. 8.3.5 Soft Start
      6. 8.3.6 Switch Current Limit and HICCUP Short-Circuit Protection
      7. 8.3.7 Undervoltage Lockout
      8. 8.3.8 Thermal Shutdown
    4. 8.4 Device Functional Modes
      1. 8.4.1 Enable and Disable (EN)
      2. 8.4.2 Output Discharge
      3. 8.4.3 Power Good (PG)
      4. 8.4.4 Output Voltage and Mode Selection (VSET/MODE)
  9. 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 Setting The Output Voltage
        2. 9.2.2.2 Input and Output Capacitor Selection
      3. 9.2.3 Application Curves
    3. 9.3 Power Supply Recommendations
    4. 9.4 Layout
      1. 9.4.1 Layout Guidelines
      2. 9.4.2 Layout Example
        1. 9.4.2.1 Thermal Considerations
  10. 10Device and Documentation Support
    1. 10.1 Device Support
      1. 10.1.1 第三方产品免责声明
    2. 10.2 Documentation Support
      1. 10.2.1 Related Documentation
    3. 10.3 接收文档更新通知
    4. 10.4 支持资源
    5. 10.5 Trademarks
    6. 10.6 Electrostatic Discharge Caution
    7. 10.7 术语表
  11. 11Mechanical, Packaging, and Orderable Information

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

1 特性

  • 效率高达 96%
  • 优异的热性能
  • 符合 CISPR-11 B 类标准
  • 1% 的输出电压精度
  • 可实现快速瞬态响应的 DCS-Control 拓扑
  • 1.4mm 或 1.8mm 超薄型 QFN 封装
  • 输入电压范围为 2.4V 至 5.5V
  • 同一器件型号可提供：
  • 具有窗口比较器的电源正常状态指示器
  • 2.4MHz 开关频率
  • 强制 PWM 或省电模式
  • 4µA 工作静态电流
  • 输出电压放电
  • 100% 占空比模式
  • 断续短路保护
  • 热关断
  • –40°C 至 125°C 工作温度范围
  • 间距为 0.5mm 的 3.5mm × 4.0mm QFN 封装
  • 35mm2 解决方案尺寸