SLUSF42 December   2022 UCC5871-Q1

PRODUCTION DATA  

  1. 1Features
  2. 2Applications
  3. 3Description
  4. 4Revision History
  5. 5Pin Configuration and Functions
  6. 6Specifications
    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 Limiting Values
    8. 6.8  Electrical Characteristics
    9. 6.9  SPI Timing Requirements
    10. 6.10 Switching Characteristics
    11. 6.11 Typical Characteristics
  7. 7Layout
    1. 7.1 Layout Guidelines
      1. 7.1.1 Component Placement
      2. 7.1.2 Grounding Considerations
      3. 7.1.3 High-Voltage Considerations
      4. 7.1.4 Thermal Considerations
    2. 7.2 Layout Example
  8. 8Device and Documentation Support
    1. 8.1 Device Support
      1. 8.1.1 Third-Party Products Disclaimer
    2. 8.2 Documentation Support
      1. 8.2.1 Related Documentation
    3. 8.3 Receiving Notification of Documentation Updates
    4. 8.4 Support Resources
    5. 8.5 Trademarks
    6. 8.6 Electrostatic Discharge Caution
    7. 8.7 Glossary
  9. 9Mechanical, Packaging, and Orderable Information

Package Options

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

6.4 Thermal Information

THERMAL METRIC(1) UCC5870/UCC5871 UNIT
DWJ
36 SOIC
RθJA Junction-to-ambient thermal resistance 50.6 °C/W
RθJC(top) Junction-to-case (top) thermal resistance 17.5 °C/W
RθJB Junction-to-board thermal resistance 21.3 °C/W
ΨJT Junction-to-top characterization parameter 5.3 °C/W
ΨJB Junction-to-board characterization parameter 20.2 °C/W
RθJC(bot) Junction-to-case (bottom) thermal resistance N/A °C/W
(1) For more information about traditional and new thermal metrics, see the Semiconductor and IC Package Thermal Metrics application report.