SLVSJ21 June   2026 ISO6431-Q1

PRODMIX  

  1.   1
  2. 1 Features
  3. 2 Applications
  4. 3 Description
  5. 4 Device Comparison
  6. 5 Pin Configuration and Functions
  7. 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  Power Ratings
    6. 6.6  Insulation Specifications
    7. 6.7  Safety-Related Certifications
    8. 6.8  Safety Limiting Values 
    9. 6.9  Electrical Characteristics—5V Supply
    10. 6.10 Supply Current Characteristics—5V Supply 
    11. 6.11 Electrical Characteristics—3.3V Supply
    12. 6.12 Supply Current Characteristics—3.3V Supply 
    13. 6.13 Electrical Characteristics—2.5V Supply 
    14. 6.14 Supply Current Characteristics—2.5V Supply 
    15. 6.15 Switching Characteristics—5V Supply
    16. 6.16 Switching Characteristics—3.3V Supply
    17. 6.17 Switching Characteristics—2.5V Supply
    18. 6.18 Insulation Characteristics Curves
    19. 6.19 Typical Characteristics
  8. 7 Parameter Measurement Information
  9. 8 Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagram
    3. 8.3 Feature Description
      1. 8.3.1 Electromagnetic Compatibility (EMC) Considerations
    4. 8.4 Device Functional Modes
    5. 8.5 Device I/O Schematics
    6. 8.6 Overvoltage Tolerant Input
  10. 9 Application and Implementation
    1. 9.1 Application Information
    2. 9.2 Typical Application
      1. 9.2.1 Design Requirements
      2. 9.2.2 Detailed Design Procedure
      3. 9.2.3 Application Curve
    3. 9.3 Power Supply Recommendations
    4. 9.4 Layout
      1. 9.4.1 Layout Guidelines
      2. 9.4.2 Layout Example
  11. 10Device and Documentation Support
    1. 10.1 Documentation Support
      1. 10.1.1 Related Documentation
    2. 10.2 Receiving Notification of Documentation Updates
    3. 10.3 Support Resources
    4. 10.4 Device Nomenclature
    5. 10.5 Trademarks
    6. 10.6 Electrostatic Discharge Caution
    7. 10.7 Glossary
  12. 11Revision History
  13. 12Mechanical, Packaging, and Orderable Information
    1.     57
    2.     58
    3.     59

6.5 Power Ratings

PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
ISO6431-Q1 (default high) and ISO6431F-Q1 (default low, with F suffix)
PD Maximum power dissipation (both sides) VCC1 = VCC2 = 5.5V, TJ = 150°C, CL =15pF, Input a 75MHz 50% duty cycle square wave 207 mW
PD1 Maximum power dissipation (side-1) 83 mW
PD2 Maximum power dissipation (side-2) 124 mW