ZHCSG77F April   2017  – March 2019 INA181 , INA2181 , INA4181

PRODUCTION DATA.  

  1. 1 特性
  2. 2 应用
  3. 3 说明
    1.     Device Images
      1.      典型应用电路
  4. 4 修订历史记录
  5. 5 Device Comparison Table
  6. 6 Pin Configuration and Functions
    1.     Pin Functions: INA181 (Single Channel)
    2.     Pin Functions: INA2181 (Dual Channel) and INA4181 (Quad Channel)
  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 Diagrams
    3. 8.3 Feature Description
      1. 8.3.1 High Bandwidth and Slew Rate
      2. 8.3.2 Bidirectional Current Monitoring
      3. 8.3.3 Wide Input Common-Mode Voltage Range
      4. 8.3.4 Precise Low-Side Current Sensing
      5. 8.3.5 Rail-to-Rail Output Swing
    4. 8.4 Device Functional Modes
      1. 8.4.1 Normal Mode
      2. 8.4.2 Unidirectional Mode
      3. 8.4.3 Bidirectional Mode
      4. 8.4.4 Input Differential Overload
      5. 8.4.5 Shutdown Mode
  9. 9 Application and Implementation
    1. 9.1 Application Information
      1. 9.1.1 Basic Connections
      2. 9.1.2 RSENSE and Device Gain Selection
      3. 9.1.3 Signal Filtering
      4. 9.1.4 Summing Multiple Currents
      5. 9.1.5 Detecting Leakage Currents
    2. 9.2 Typical Application
      1. 9.2.1 Design Requirements
      2. 9.2.2 Detailed Design Procedure
      3. 9.2.3 Application Curve
  10. 10Power Supply Recommendations
    1. 10.1 Common-Mode Transients Greater Than 26 V
  11. 11Layout
    1. 11.1 Layout Guidelines
    2. 11.2 Layout Example
  12. 12器件和文档支持
    1. 12.1 器件支持
      1. 12.1.1 开发支持
    2. 12.2 文档支持
      1. 12.2.1 相关文档
    3. 12.3 相关链接
    4. 12.4 接收文档更新通知
    5. 12.5 社区资源
    6. 12.6 商标
    7. 12.7 静电放电警告
    8. 12.8 术语表
  13. 13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

4 修订历史记录

Changes from E Revision (July 2018) to F Revision

  • Added new paragraph regarding phase reversal to end of Input Differential Overload sectionGo
  • Changed Figure 57 to fix pin number typosGo
  • Changed Figure 58 to fix pin number typos Go

Changes from D Revision (March 2018) to E Revision

  • Changed 将 INAx180 实例更改为 INAx181（拼写错误）Go

Changes from C Revision (December 2017) to D Revision

  • Changed 将 INA4181 器件从预览更改为生产数据（有效）Go
  • Added new Figure 25 for INA4181Go
  • Added new Figure 28 for INA4181Go
  • Added "other" to first sentence after Figure 49 to clarify channel connection in Summing Multiple Currents sectionGo

Changes from B Revision (November 2017) to C Revision

  • Changed 将 INA2181 器件从预览更改为生产数据（有效）Go
  • Added "Both Inputs" to Figure 21 titleGo
  • Added new Figure 24 for INA2181Go
  • Added new Figure 25 placeholder for INA4181Go
  • Added new Figure 27 for INA2181Go
  • Added new Figure 28 placeholder for INA4181Go
  • Changed Figure 29 and added "(A3 Devices)" to end of titleGo
  • Added new Figure 38 for INA2181Go
  • Changed "less than 150 μV" to "within ±150 μV" regarding offset voltage in Precise Low-Side Current Sensing sectionGo
  • Added text regarding RC filter and reference to application report to note at the bottom of Figure 45 Go
  • Deleted VS from Equation 3 Go
  • Added equation and curve for f-3dB to Figure 48Go
  • Added new content to Summing Multiple Currents section and moved to Application Information sectionGo
  • Added new content to Detecting Leakage Currents section and moved to Application Information sectionGo
  • Added new bullet to Layout Guidelines section Go

Changes from A Revision (August 2017) to B Revision

  • Added 在产品说明书中添加了 INA4181 预览器件和相关内容Go
  • Changed design parameter name in Table 3 from "Accuracy" to "Current sensing error" for clarity Go
  • Changed "RMS" to "RSS" in reference to equation 7 Go

Changes from * Revision (April 2017) to A Revision

  • Added 在产品说明书中添加了 INA2181 预览器件和相关内容Go