JAJSN53A February   2012  – December 2021 INA230

PRODUCTION DATA  

  1. 特長
  2. アプリケーション
  3. 概要
  4. Revision History
  5. Related Products
  6. Pin Configuration and Functions
  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 Timing Requirements (I2C)
    7. 7.7 Typical Characteristics
  8. Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagram
    3. 8.3 Feature Description
      1. 8.3.1 Basic ADC Functions
      2. 8.3.2 Power Calculation
      3. 8.3.3 Alert Pin
    4. 8.4 Device Functional Modes
      1. 8.4.1 Averaging and Conversion Time Considerations
      2. 8.4.2 Filtering and Input Considerations
    5. 8.5 Programming
      1. 8.5.1 Programming the Calibration Register
      2. 8.5.2 Programming the INA230 Power Measurement Engine
        1. 8.5.2.1 Calibration Register and Scaling
      3. 8.5.3 Simple Current Shunt Monitor Usage (No Programming Necessary)
      4. 8.5.4 Default INA230 Settings
      5. 8.5.5 Bus Overview
        1. 8.5.5.1 Serial Bus Address
        2. 8.5.5.2 Serial Interface
      6. 8.5.6 Writing to and Reading From the I2C Serial Interface
        1. 8.5.6.1 High-Speed I2C Mode
      7. 8.5.7 SMBus Alert Response
    6. 8.6 Register Maps
      1. 8.6.1 Configuration Register (00h, Read/Write)
      2. 8.6.2 AVG Bit Settings [11:9]
      3. 8.6.3 VBUS CT Bit Settings [8:6]
      4. 8.6.4 VSH CT Bit Settings [5:3]
      5. 8.6.5 Mode Settings [2:0]
      6. 8.6.6 Data Output Register
        1. 8.6.6.1 Shunt Voltage Register (01h, Read-Only)
        2. 8.6.6.2 Bus Voltage Register (02h, Read-Only) (1)
        3. 8.6.6.3 Power Register (03h, Read-Only)
        4. 8.6.6.4 Current Register (04h, Read-Only)
        5. 8.6.6.5 Calibration Register (05h, Read/Write)
        6. 8.6.6.6 Mask/Enable Register (06h, Read/Write)
        7. 8.6.6.7 Alert Limit Register (07h, Read/Write)
  9. Application and Implementation
    1. 9.1 Application Information
    2. 9.2 Typical Applications
      1. 9.2.1 High-Side Sensing Circuit Application
        1. 9.2.1.1 Design Requirements
        2. 9.2.1.2 Detailed Design Procedure
        3. 9.2.1.3 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 Documentation Support
      1. 12.1.1 Related Documentation
    2. 12.2 Receiving Notification of Documentation Updates
    3. 12.3 サポート・リソース
    4. 12.4 Trademarks
    5. 12.5 Electrostatic Discharge Caution
    6. 12.6 Glossary
  13. 13Mechanical, Packaging, and Orderable Information

パッケージ・オプション

メカニカル・データ(パッケージ|ピン)
サーマルパッド・メカニカル・データ
発注情報

Typical Characteristics

At TA = +25°C, VS = +3.3 V,VIN+ = 12 V, VSENSE = (VIN+ – VIN–) = 0 mV, and VBUS = 12 V, unless otherwise noted.

GUID-82E73FE5-9A17-4662-B762-E6AEB6D1F9DC-low.gifFigure 7-1 Frequency Response
GUID-19715F6A-D712-46BC-8CB4-4760B5BA93CE-low.gifFigure 7-3 Shunt Input Offset Voltage vs. Temperature
Figure 7-5 Shunt Input Gain Error Production Distribution
GUID-1272529E-49AA-4729-99D2-9A7C4C9A374E-low.pngFigure 7-7 Shunt Input Gain Error vs. Common-Mode Voltage
Figure 7-9 Bus Input Offset Voltage vs. Temperature
GUID-6D97DC32-58DF-43D7-8589-2302AA048C6A-low.gifFigure 7-11 Bus Input Gain Error vs. Temperature
GUID-530702A1-B10D-45D0-887E-71DCFB3E2034-low.pngFigure 7-13 Input Bias Current (IB+ + IB-) vs. Temperature
GUID-23EE6AE0-CE41-4219-B811-781A64A3EB19-low.pngFigure 7-15 Active IQ vs. Temperature
GUID-509655BD-9F61-4C13-BA42-1DC88CCB838F-low.gifFigure 7-17 Active IQ vs. I2C Clock Frequency
Figure 7-2 Shunt Input Offset Voltage Production Distribution
GUID-4C3DBC74-0DDB-43A5-BE92-62E1E54304BB-low.gifFigure 7-4 Shunt Input Common-Mode Rejection Ratio vs. Temperature
GUID-7E47F548-C4E4-41DF-A292-8C1C8DD789C1-low.pngFigure 7-6 Shunt Input Gain Error vs. Temperature
Figure 7-8 Bus Input Offset Voltage Production Distribution
Figure 7-10 Bus Input Gain Error Production Distribution
GUID-397A7002-8231-4550-B7A4-FE96F206A1E9-low.pngFigure 7-12 Input Bias Current (IB+ + IB-) vs. Common-Mode Voltage
GUID-9983CD20-3603-4570-B6D4-6422BF564ADB-low.pngFigure 7-14 Input Bias Current vs. Temperature, Shutdown
GUID-D57BD557-DB76-48CE-89AC-5FF52FDA72DE-low.pngFigure 7-16 Shutdown IQ vs. Temperature
GUID-E9DF58FE-F8E7-4AC2-A82B-B55A0E330E87-low.gifFigure 7-18 Shutdown IQ vs. I2C Clock Frequency