SLUSB86C November   2012  – June 2017 UCC28710 , UCC28711 , UCC28712 , UCC28713

PRODUCTION DATA.  

  1. 1 Features
  2. 2 Applications
  3. 3 Description
  4. 4 Revision History
  5. 5 Device Comparison Table
  6. 6 Pin Configuration and Functions
  7. 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 Typical Characteristics
  8. 8 Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagram
    3. 8.3 Feature Description
      1. 8.3.1 Detailed Pin Description
        1. 8.3.1.1 VDD (Device Bias Voltage Supply)
        2. 8.3.1.2 GND (Ground)
        3. 8.3.1.3 VS (Voltage-Sense)
        4. 8.3.1.4 DRV (Gate Drive)
        5. 8.3.1.5 CS (Current Sense)
        6. 8.3.1.6 CBC (Cable Compensation), Pin 1 UCC28700
        7. 8.3.1.7 NTC (NTC Thermistor Shut-down), Pin 1 UCC28701/2/3
      2. 8.3.2 Fault Protection
    4. 8.4 Device Functional Modes
      1. 8.4.1 Primary-Side Voltage Regulation
      2. 8.4.2 Primary-Side Current Regulation
      3. 8.4.3 Valley Switching
      4. 8.4.4 Start-Up Operation
  9. 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
        1. 9.2.2.1 Custom Design With WEBENCH® Tools
        2. 9.2.2.2 Stand-by Power Estimate
        3. 9.2.2.3 Input Bulk Capacitance and Minimum Bulk Voltage
        4. 9.2.2.4 Transformer Turns Ratio, Inductance, Primary-Peak Current
        5. 9.2.2.5 Transformer Parameter Verification
        6. 9.2.2.6 Output Capacitance
        7. 9.2.2.7 VDD Capacitance, CDD
        8. 9.2.2.8 VS Resistor Divider, Line Compensation, and Cable Compensation
      3. 9.2.3 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 Device Support
      1. 12.1.1 Development Support
        1. 12.1.1.1 Custom Design With WEBENCH® Tools
      2. 12.1.2 Device Nomenclature
        1. 12.1.2.1  Capacitance Terms in Farads
        2. 12.1.2.2  Duty Cycle Terms
        3. 12.1.2.3  Frequency Terms in Hertz
        4. 12.1.2.4  Current Terms in Amperes
        5. 12.1.2.5  Current and Voltage Scaling Terms
        6. 12.1.2.6  Transformer Terms
        7. 12.1.2.7  Power Terms in Watts
        8. 12.1.2.8  Resistance Terms in Ω
        9. 12.1.2.9  Timing Terms in Seconds
        10. 12.1.2.10 Voltage Terms in Volts
        11. 12.1.2.11 AC Voltage Terms in VRMS
        12. 12.1.2.12 Efficiency Terms
    2. 12.2 Documentation Support
      1. 12.2.1 Related Documentation
      2. 12.2.2 Related Links
    3. 12.3 Receiving Notification of Documentation Updates
    4. 12.4 Community Resources
    5. 12.5 Trademarks
    6. 12.6 Electrostatic Discharge Caution
    7. 12.7 Glossary
  13. 13Mechanical, Packaging, and Orderable Information

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13 Mechanical, Packaging, and Orderable Information

The following pages include mechanical, packaging, and orderable information. This information is the most current data available for the designated devices. This data is subject to change without notice and revision of this document. For browser-based versions of this data sheet, refer to the left-hand navigation.