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  • UCC25600 8-Pin High-Performance Resonant Mode Controller

    • SLUS846D September   2008  – August 2024 UCC25600

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  • UCC25600 8-Pin High-Performance Resonant Mode Controller
  1.   1
  2. 1 Features
  3. 2 Applications
  4. 3 Description
  5. 4 Revision History
  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 Electrical Characteristics
    6. 6.6 Typical Characteristics
  8. 7 Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1 Soft Start
      2. 7.3.2 Overcurrent Protection
      3. 7.3.3 Gate Driver
      4. 7.3.4 Overtemperature Protection
    4. 7.4 Device Functional Modes
      1. 7.4.1 Burst-Mode Operation
      2. 7.4.2 VCC
  9. 8 Application and Implementation
    1. 8.1 Application Information
      1. 8.1.1 Principal of Operation
      2. 8.1.2 Adjustable Dead Time
      3. 8.1.3 Oscillator
    2. 8.2 Typical Application
      1. 8.2.1 Design Requirements
      2. 8.2.2 Detailed Design Procedure
      3. 8.2.3 Application Curves
  10. 9 Power Supply Recommendations
  11. 10Layout
    1. 10.1 Layout Guidelines
    2. 10.2 Layout Example
  12. 11Device and Documentation Support
    1. 11.1 Support Resources
    2. 11.2 Trademarks
    3. 11.3 Electrostatic Discharge Caution
  13. 12Glossary
  14. 13Mechanical, Packaging, and Orderable Information
  15. IMPORTANT NOTICE
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Data Sheet

UCC25600 8-Pin High-Performance Resonant Mode Controller

1 Features

  • Variable switching frequency control
  • Programmable minimum switching frequency with 4% accuracy (3% accuracy at temperature range: –20°C to 105°C)
  • Programmable maximum switching frequency
  • Programmable dead time for best efficiency
  • Programmable soft-start time
  • Easy ON and OFF control
  • Overcurrent Pprotection
  • Overtemperature protection
  • Bias voltage UVLO and overvoltage protection
  • Integrated gate driver with 0.4-A source and 0.8-A sink capability
  • Operating temperature range: –40°C to 125°C
  • SOIC 8-Pin package

2 Applications

  • 100W to 1kW power supplies
  • LCD, Plasma, and DLP® TVs
  • Adaptors, computing, and ATX power supplies
  • Home audio systems
  • Electronic lighting ballasts

 
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