ZHCSHW3D March   2018  – November 2019 INA190

PRODUCTION DATA.  

  1. 特性
  2. 应用
  3. 说明
    1.     Device Images
      1.      典型应用
  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 Typical Characteristics
  7. Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1 Precision Current Measurement
      2. 7.3.2 Low Input Bias Current
      3. 7.3.3 Low Quiescent Current With Output Enable
      4. 7.3.4 Bidirectional Current Monitoring
      5. 7.3.5 High-Side and Low-Side Current Sensing
      6. 7.3.6 High Common-Mode Rejection
      7. 7.3.7 Rail-to-Rail Output Swing
    4. 7.4 Device Functional Modes
      1. 7.4.1 Normal Operation
      2. 7.4.2 Unidirectional Mode
      3. 7.4.3 Bidirectional Mode
      4. 7.4.4 Input Differential Overload
      5. 7.4.5 Shutdown
  8. Application and Implementation
    1. 8.1 Application Information
      1. 8.1.1 Basic Connections
      2. 8.1.2 RSENSE and Device Gain Selection
      3. 8.1.3 Signal Conditioning
      4. 8.1.4 Common-Mode Voltage Transients
    2. 8.2 Typical Applications
      1. 8.2.1 Design Requirements
      2. 8.2.2 Detailed Design Procedure
      3. 8.2.3 Application Curve
  9. Power Supply Recommendations
  10. 10Layout
    1. 10.1 Layout Guidelines
    2. 10.2 Layout Examples
  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 支持资源
    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

特性

  • 低输入偏置电流:500pA(典型值)
    (支持微安级电流测量)
  • 低功耗:
    • 低电源电压 VS:1.7V 至 5.5V
    • 低关断电流:100nA(最大值)
    • 低静态电流:25°C 下为 50μA(典型值)
  • 精度:
    • 共模抑制比:132dB(最小值)
    • 增益误差:±0.2%(A1 器件)
    • 增益漂移:7ppm/°C(最大值)
    • 失调电压 VOS:±15μV(最大值)
    • 温漂:80nV/°C(最大值)
  • 宽共模电压:–0.2V 至 +40V
  • 双向电流检测功能
  • 增益选项:
    • INA190A1:25V/V
    • INA190A2:50V/V
    • INA190A3:100V/V
    • INA190A4:200V/V
    • INA190A5:500V/V