SLUS769D July   2013  – December 2016 UCC28910 , UCC28911

PRODUCTION DATA.  

  1. 1 Features
  2. 2 Applications
  3. 3 Description
  4. 4 Simplified Schematic
  5. 5 Revision History
  6. 6 Device Comparison Table
  7. 7 Pin Configuration and Functions
  8. 8 Detailed Pin Description
    1. 8.1 VDD (Device Voltage Supply)
    2. 8.2 GND (Ground)
    3. 8.3 VS (Voltage Sense)
    4. 8.4 IPK (Set the Maximum DRAIN Current Peak)
    5. 8.5 DRAIN
  9. 9 Specifications
    1. 9.1 Absolute Maximum Ratings
    2. 9.2 Storage Conditions
    3. 9.3 ESD Ratings
    4. 9.4 Recommended Operating Conditions
    5. 9.5 Thermal Information
    6. 9.6 Electrical Characteristics
    7. 9.7 Switching Characteristics
    8. 9.8 Typical Characteristics
  10. 10Detailed Description
    1. 10.1 Overview
    2. 10.2 Functional Block Diagram
    3. 10.3 Feature Description
      1. 10.3.1 Primary-Side Voltage Regulation
      2. 10.3.2 Primary-Side Current Regulation
      3. 10.3.3 Voltage Feed Forward Compensation
      4. 10.3.4 Control Law
      5. 10.3.5 Valley Switching
      6. 10.3.6 Startup Operation
      7. 10.3.7 Fault Protection
        1. 10.3.7.1 Output Over-Voltage
        2. 10.3.7.2 Input Under-Voltage
        3. 10.3.7.3 Primary Over-Current
        4. 10.3.7.4 VDD Clamp Over-Current
        5. 10.3.7.5 Thermal shutdown
      8. 10.3.8 EMI Dithering
    4. 10.4 Device Functional Modes
  11. 11Applications and Implementation
    1. 11.1 Application Information
    2. 11.2 Typical Application
      1. 11.2.1 Battery Charger, 5 V, 6 W
        1. 11.2.1.1 Design Requirements
        2. 11.2.1.2 Detailed Design Procedure
          1. 11.2.1.2.1  Power Handling Curves
          2. 11.2.1.2.2  Input Stage Design and Bulk Capacitance
          3. 11.2.1.2.3  Transformer Turns Ratio
          4. 11.2.1.2.4  Output Capacitance
          5. 11.2.1.2.5  VDD Capacitance, CVDD
          6. 11.2.1.2.6  VS Resistor Divider
          7. 11.2.1.2.7  RVDD Resistor and Turn Ratio
          8. 11.2.1.2.8  Transformer Input Power
          9. 11.2.1.2.9  RIPK Value
          10. 11.2.1.2.10 Transformer Primary Inductance Value
            1. 11.2.1.2.10.1 Secondary Diode Selection
          11. 11.2.1.2.11 Pre-Load
          12. 11.2.1.2.12 DRAIN Voltage Clamp Circuit
      2. 11.2.2 Application Curves
        1. 11.2.2.1 Average Efficiency Performance and Standby Power of the UCC28910FBEVM-526
      3. 11.2.3 Multi-Output Converter with UCC2891x Devices
      4. 11.2.4 Do’s and Don'ts
  12. 12Power Supply Recommendations
  13. 13Layout
    1. 13.1 Layout Guidelines
    2. 13.2 Layout Example
  14. 14Device and Documentation Support
    1. 14.1 Documentation Support
      1. 14.1.1 Device Nomenclature
        1. 14.1.1.1 Definition of Terms
      2. 14.1.2 Related Documents
    2. 14.2 Trademarks
    3. 14.3 Electrostatic Discharge Caution
    4. 14.4 Glossary
    5. 14.5 Related Links
  15. 15Mechanical, Packaging, and Orderable Information

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

5 Revision History

Changes from C Revision (March 2015) to D Revision

  • Deleted minimum Wait supply current specificationGo
  • Deleted minimum Quiescent wait supply current specificationGo
  • Added EMI Dithering sectionGo
  • Corrected typographical error in Equation 7Go

Changes from August 2014 Revision (B) to C Revision

    Changes from A Revision (July 2013) to B Revision

    • Changed Simplified Schematic diagram.Go

    Changes from * Revision (July 2013) to A Revision

    • Changed document status from Product Preview to Production Data Go
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