ZHCSC12D November   2013  – October 2019 DRV8850

PRODUCTION DATA.  

  1. 特性
  2. 应用范围
  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 Timing Requirements
    7. 6.7 Typical Characteristics
  7. Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1 Power Supervisor
      2. 7.3.2 Bridge Control
      3. 7.3.3 Current Sensing – VPROPI
      4. 7.3.4 Slew-Rate Control
      5. 7.3.5 Dead Time
      6. 7.3.6 Propagation Delay
      7. 7.3.7 Power Supplies and Input Pins
      8. 7.3.8 LDO Voltage Regulator
      9. 7.3.9 Protection Circuits
        1. 7.3.9.1 Overcurrent Protection (OCP)
        2. 7.3.9.2 Thermal Shutdown (TSD)
        3. 7.3.9.3 Undervoltage Lockout (UVLO)
        4. 7.3.9.4 Overvoltage Lockout (OVLO)
    4. 7.4 Device Functional Modes
  8. Application and Implementation
    1. 8.1 Application Information
    2. 8.2 Typical Application
      1. 8.2.1 Design Requirements
      2. 8.2.2 Detailed Design Procedure
        1. 8.2.2.1 Motor Voltage
        2. 8.2.2.2 Drive Current
      3. 8.2.3 Application Curves
  9. Power Supply Recommendations
    1. 9.1 Bulk Capacitance
  10. 10Layout
    1. 10.1 Layout Guidelines
    2. 10.2 Layout Example
    3. 10.3 Thermal Considerations
      1. 10.3.1 Power Dissipation
  11. 11器件和文档支持
    1. 11.1 文档支持
      1. 11.1.1 相关文档
    2. 11.2 接收文档更新通知
    3. 11.3 社区资源
    4. 11.4 商标
    5. 11.5 静电放电警告
    6. 11.6 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

Thermal Information

THERMAL METRIC(1) DRV8850 UNIT
RGY (VQFN)
24 PINS
RθJA Junction-to-ambient thermal resistance 39.1 °C/W
RθJC(top) Junction-to-case (top) thermal resistance 41.1 °C/W
RθJB Junction-to-board thermal resistance 15 °C/W
ψJT Junction-to-top characterization parameter 0.6 °C/W
ψJB Junction-to-board characterization parameter 14.9 °C/W
RθJC(bot) Junction-to-case (bottom) thermal resistance 3.2 °C/W
For more information about traditional and new thermal metrics, see the Semiconductor and IC Package Thermal Metrics application report.