SLUS456G April   1999  – July 2025 UCC2808A-1 , UCC2808A-2 , UCC3808A-1 , UCC3808A-2

PRODUCTION DATA  

  1.   1
  2. 1 Features
  3. 2 Applications
  4. 3 Description
  5. 4 Pin Configuration and Functions
  6. 5 Specifications
    1. 5.1 Absolute Maximum Ratings
    2. 5.2 ESD Ratings
    3. 5.3 Recommended Operating Conditions
    4. 5.4 Thermal Information
    5. 5.5 Electrical Characteristics
    6. 5.6 Typical Characteristics
  7. 6 Detailed Description
    1. 6.1 Overview
    2. 6.2 Functional Block Diagrams
    3. 6.3 Feature Description
      1. 6.3.1 Pin Descriptions
        1. 6.3.1.1 COMP
        2. 6.3.1.2 CS
        3. 6.3.1.3 FB
        4. 6.3.1.4 GND
        5. 6.3.1.5 OUTA and OUTB
        6. 6.3.1.6 RC
        7. 6.3.1.7 VDD
    4. 6.4 Device Functional Modes
      1. 6.4.1 VCC
      2. 6.4.2 Push-Pull or Half-Bridge Function
  8. 7 Application and Implementation
    1. 7.1 Application Information
    2. 7.2 Typical Application
      1. 7.2.1 Design Requirements
      2. 7.2.2 Detailed Design Procedure
      3. 7.2.3 Application Curves
    3. 7.3 Power Supply Recommendations
    4. 7.4 Layout
      1. 7.4.1 Layout Guidelines
      2. 7.4.2 Layout Example
  9. 8 Device 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
  10. 9 Revision History
  11. 10Mechanical, Packaging, and Orderable Information

1 Features

  • Dual-output drive stages in push-pull configuration
  • Current-sense discharge transistor to improve dynamic response
  • 130μA typical starting current
  • 1mA typical run current
  • Operation to 1MHz
  • Internal soft start
  • On-chip error amplifier with 2MHz gain bandwidth product
  • On-chip VDD clamping
  • Output drive stages capable of 500mA peak source current, 1A peak sink current