SBOS871A May   2019  – March 2022 INA190-Q1

PRODUCTION DATA  

  1. 1 Features
  2. 2 Applications
  3. 3 Description
  4. 4 Revision History
  5. 5 Pin Configuration and Functions
  6. 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. 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. 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. 9 Power Supply Recommendations
  10. 10Layout
    1. 10.1 Layout Guidelines
    2. 10.2 Layout Examples
  11. 11Device and Documentation Support
    1. 11.1 Documentation Support
      1. 11.1.1 Related Documentation
    2. 11.2 Receiving Notification of Documentation Updates
    3. 11.3 Support Resources
    4. 11.4 Trademarks
    5. 11.5 Electrostatic Discharge Caution
    6. 11.6 Glossary
  12. 12Mechanical, Packaging, and Orderable Information

Package Options

Mechanical Data (Package|Pins)
Thermal pad, mechanical data (Package|Pins)
Orderable Information

4 Revision History

Changes from Revision * (May 2019) to Revision A (March 2022)

  • Changed data sheet title from: INA190-Q1 Automotive, 40-V, High Precision, Low Bias Current, Low Power, Current Sense Amplifier to: INA190-Q1 AEC-Q100, 40-V, Bidirectional, Ultra-Precise Current Sense Amplifier With picoamp IB and ENABLEGo
  • Updated the numbering format for tables, figures, and cross-references throughout the documentGo
  • Added Functional Safety information to the Features sectionGo
  • Added bullet to the Features section: Low shutdown current: 100 nA (maximum) Go
  • Added bullet to the Features section: Common-mode rejection ratio: 132 dB (minimum) Go
  • Changed the maximum gain drift in Features from: 5 ppm/°C to: 7 ppm/°C to match values in the Electrical Characteristics tableGo
  • Changed the maximum offset drift in Features from: 0.13 µV/°C to: 80 nV/°C to match values in the Electrical Characteristics tableGo
  • Changed the Applications sectionGo
  • Added DDF 8-pin SOT-23 packageGo