ZHCSK07A July   2019  – January 2021 INA253-Q1

PRODUCTION DATA  

  1. 特性
  2. 应用
  3. 说明
  4. Revision History
  5. Pin Configuration and 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 Typical Characteristics
  7. Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1 Integrated Shunt Resistor
      2. 7.3.2 Short-Circuit Duration
      3. 7.3.3 Temperature Stability
      4. 7.3.4 Enhanced PWM Rejection Operation
      5. 7.3.5 Input Signal Bandwidth
    4. 7.4 Device Functional Modes
      1. 7.4.1 Adjusting the Output Midpoint With the Reference Pins
      2. 7.4.2 Reference Pin Connections for Unidirectional Current Measurements
      3. 7.4.3 Ground Referenced Output
      4. 7.4.4 Reference Pin Connections for Bidirectional Current Measurements
        1. 7.4.4.1 Output Set to External Reference Voltage
      5. 7.4.5 Output Set to Mid-Supply Voltage
      6. 7.4.6 Output Set to Mid-External Reference
      7. 7.4.7 Output Set Using Resistor Divide
  8. Application and Implementation
    1. 8.1 Application Information
      1. 8.1.1 Input Filtering
    2. 8.2 Typical Applications
      1. 8.2.1 High-Side, High-Drive, Solenoid Current-Sense Application
        1. 8.2.1.1 Design Requirements
        2. 8.2.1.2 Detailed Design Procedure
        3. 8.2.1.3 Application Curve
      2. 8.2.2 Speaker Enhancements and Diagnostics Using Current Sense Amplifier
        1. 8.2.2.1 Design Requirements
        2. 8.2.2.2 Detailed Design Procedure
        3. 8.2.2.3 Application Curve
  9. Power Supply Recommendations
  10. 10Layout
    1. 10.1 Layout Guidelines
    2. 10.2 Layout Example
  11. 11Device and Documentation Support
    1. 11.1 Device Support
      1. 11.1.1 Development Support
    2. 11.2 Related Documentation
    3. 11.3 接收文档更新通知
    4. 11.4 支持资源
    5. 11.5 Trademarks
    6. 11.6 静电放电警告
    7. 11.7 术语表
  12. 12Mechanical, 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

特性

  • 符合面向汽车应用的 AEC-Q100 标准:
    • 温度等级 1: -40°C 至 +125°C,TA
  • 提供功能安全
  • 精密集成型分流电阻器
    • 分流电阻器:2mΩ
    • 分流电感:3nH
    • 分流电阻器容差:0.1%(最大值)
    • 在 –40°C 至 +85°C 范围内具有 ±15A 持续电流
    • 0°C 至 125°C 温度系数:
      10ppm/°C
  • 高带宽:350kHz
  • 增强型 PWM 抑制
  • 出色的 CMRR
    • 直流 CMRR 大于 120dB
    • 90dB AC CMRR(50kHz 时)
  • 精度:
    • 增益:
      • 增益误差:0.4%(最大值)
      • 增益漂移:45ppm/°C(最大值)
    • 失调电压:
      • 失调电流:±15mA(最大值)
      • 温漂:125µA/°C(最大值)
  • 宽共模范围:-4V 至 +80V
  • 可用增益:100mV/A、200mV/A
    和 400mV/A
  • 静态电流:2.4mA(最大值)