ZHCSFM4B september   2016  – december 2021 UCC21521

PRODUCTION DATA  

  1. 1 特性
  2. 2 应用
  3. 3 说明
  4. 4 Revision History
  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  Power Ratings
    6. 6.6  Insulation Specifications
    7. 6.7  Safety-Related Certifications
    8. 6.8  Safety-Limiting Values
    9. 6.9  Electrical Characteristics
    10. 6.10 Switching Characteristics
    11. 6.11 Insulation Characteristics Curves
    12. 6.12 Typical Characteristics
  7. 7 Parameter Measurement Information
    1. 7.1 Propagation Delay and Pulse Width Distortion
    2. 7.2 Rising and Falling Time
    3. 7.3 Input and Enable Response Time
    4. 7.4 Programmable Dead Time
    5. 7.5 Powerup UVLO Delay to OUTPUT
    6. 7.6 CMTI Testing
  8. 8 Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagram
    3. 8.3 Feature Description
      1. 8.3.1 VDD, VCCI, and Under Voltage Lock Out (UVLO)
      2. 8.3.2 Input and Output Logic Table
      3. 8.3.3 Input Stage
      4. 8.3.4 Output Stage
      5. 8.3.5 Diode Structure in UCC21521
    4. 8.4 Device Functional Modes
      1. 8.4.1 Enable Pin
      2. 8.4.2 Programmable Dead Time (DT) Pin
        1. 8.4.2.1 Tying the DT Pin to VCC
        2. 8.4.2.2 DT Pin Connected to a Programming Resistor between DT and GND Pins
  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 Designing INA/INB Input Filter
        2. 9.2.2.2 Select External Bootstrap Diode and its Series Resistor
        3. 9.2.2.3 Gate Driver Output Resistor
        4. 9.2.2.4 Gate to Source Resistor Selection
        5. 9.2.2.5 Estimate Gate Driver Power Loss
        6. 9.2.2.6 Estimating Junction Temperature
        7. 9.2.2.7 Selecting VCCI, VDDA/B Capacitor
          1. 9.2.2.7.1 Selecting a VCCI Capacitor
          2. 9.2.2.7.2 Selecting a VDDA (Bootstrap) Capacitor
          3. 9.2.2.7.3 Select a VDDB Capacitor
        8. 9.2.2.8 Dead Time Setting Guidelines
        9. 9.2.2.9 Application Circuits with Output Stage Negative Bias
      3. 9.2.3 Application Curves
  10. 10Power Supply Recommendations
  11. 11Layout
    1. 11.1 Layout Guidelines
    2. 11.2 Layout Example
  12. 12Device and Documentation Support
    1. 12.1 第三方产品免责声明
    2. 12.2 Documentation Support
      1. 12.2.1 Related Documentation
    3. 12.3 Certifications
    4. 12.4 接收文档更新通知
    5. 12.5 支持资源
    6. 12.6 Trademarks
    7. 12.7 静电放电警告
    8. 12.8 术语表
  13. 13Mechanical, 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

  • 通用：双路低侧、双路高侧或半桥驱动器
  • 工作温度范围：–40°C 至 +125°C
  • 开关参数：
    • 19ns 典型传播延迟
    • 10ns 最小脉冲宽度
    • 5ns 最大延迟匹配
    • 6ns 最大脉宽失真
  • 共模瞬态抗扰度 (CMTI) 大于 100V/ns
  • 浪涌抗扰度高达 12.8kV
  • 隔离层寿命 > 40 年
  • 4A 峰值拉电流、6A 峰值灌电流输出
  • TTL 和 CMOS 兼容输入
  • 3V 至 18V 输入 VCCI 范围，可与数字控制器和模拟控制器连接
  • 高达 25V 的 VDD 输出驱动电源
    • 5V、8V、12V VDD UVLO 选项
  • 可通过编程的重叠和死区时间
  • 抑制短于 5ns 的输入脉冲和噪声瞬态
  • 电源时序快速启用
  • 宽体 SOIC-16 (DW) 封装
  • 安全相关认证：
    • 符合 DIN V VDE V 0884-11:2017-01 标准的 8000VPK 增强型隔离
    • 符合 UL 1577 标准且长达 1 分钟的 5700 VRMS 隔离
    • 符合 IEC 60950-1、IEC 62368-1、IEC 61010-1 和 IEC 60601-1 终端设备标准的 CSA 认证
    • 符合 GB4943.1-2011标准 的 CQC 认证