SLUS828D December   2008  – October 2017 UCC28019A

PRODUCTION DATA.  

  1. 1 Features
  2. 2 Applications
  3. 3 Description
  4. 4 Revision History
  5. 5 Pin Configuration and Functions
  6. 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
  7. 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  System Protection
        1. 7.3.2.1  VCC Undervoltage Lockout (UVLO)
        2. 7.3.2.2  Input Brown-Out Protection (IBOP)
        3. 7.3.2.3  Output Overvoltage Protection (OVP)
        4. 7.3.2.4  Open Loop Protection/Standby (OLP/Standby)
        5. 7.3.2.5  ISENSE Open-Pin Protection (ISOP)
        6. 7.3.2.6  Output Undervoltage Detection (UVD) and Enhanced Dynamic Response (EDR)
        7. 7.3.2.7  Over-Current Protection
        8. 7.3.2.8  Soft Over Current (SOC)
        9. 7.3.2.9  Peak Current Limit (PCL)
        10. 7.3.2.10 Current Sense Resistor, RISENSE
      3. 7.3.3  Gate Driver
      4. 7.3.4  Current Loop
      5. 7.3.5  ISENSE and ICOMP Functions
      6. 7.3.6  Pulse Width Modulator
      7. 7.3.7  Control Logic
      8. 7.3.8  Voltage Loop
      9. 7.3.9  Output Sensing
      10. 7.3.10 Voltage Error Amplifier
      11. 7.3.11 Non-Linear Gain Generation
    4. 7.4 Device Functional Modes
  8. 8 Application and Implementation
    1. 8.1 Application Information
    2. 8.2 Typical Application
      1. 8.2.1 Design Requirements
      2. 8.2.2 Detailed Design Procedure
        1. 8.2.2.1  Current Calculations
        2. 8.2.2.2  Bridge Rectifier
        3. 8.2.2.3  Input Capacitor
        4. 8.2.2.4  Boost Inductor
        5. 8.2.2.5  Boost Diode
        6. 8.2.2.6  Switching Element
        7. 8.2.2.7  Sense Resistor
        8. 8.2.2.8  Output Capacitor
        9. 8.2.2.9  Output Voltage Set Point
        10. 8.2.2.10 Loop Compensation
        11. 8.2.2.11 Brown Out Protection
      3. 8.2.3 Application Curves
  9. 9 Power Supply Recommendations
    1. 9.1 Bias Supply
  10. 10Layout
    1. 10.1 Layout Guidelines
    2. 10.2 Layout Example
  11. 11Device and Documentation Support
    1. 11.1 Device Support
      1. 11.1.1 Related Products
    2. 11.2 Documentation Support
      1. 11.2.1 Related Documentation
    3. 11.3 Community Resources
    4. 11.4 Trademarks
    5. 11.5 Electrostatic Discharge Caution
    6. 11.6 Glossary
  12. 12Mechanical, Packaging, and Orderable Information

11 Device and Documentation Support

11.1 Device Support

11.1.1 Related Products

The following parts have characteristics similar to the UCC28019A and may be of interest.

Table 3. Related Products

DEVICE DESCRIPTION
UCC28019 8-Pin CCM PFC Controller
UCC3817/18 Full-Feature PFC Controller
UC2853A 8-Pin CCM PFC Controller

11.2 Documentation Support

11.2.1 Related Documentation

These references, additional design tools, and links to additional references, including design software and models may be found on the web at www.power.ti.com under Technical Documents.

  1. Design Spreadsheet, UCC28019A Design Calculator, SLUC117

11.3 Community Resources

The following links connect to TI community resources. Linked contents are provided "AS IS" by the respective contributors. They do not constitute TI specifications and do not necessarily reflect TI's views; see TI's Terms of Use.

    TI E2E™ Online Community TI's Engineer-to-Engineer (E2E) Community. Created to foster collaboration among engineers. At e2e.ti.com, you can ask questions, share knowledge, explore ideas and help solve problems with fellow engineers.
    Design Support TI's Design Support Quickly find helpful E2E forums along with design support tools and contact information for technical support.

11.4 Trademarks

E2E is a trademark of Texas Instruments.

All other trademarks are the property of their respective owners.

11.5 Electrostatic Discharge Caution

esds-image

These devices have limited built-in ESD protection. The leads should be shorted together or the device placed in conductive foam during storage or handling to prevent electrostatic damage to the MOS gates.

11.6 Glossary

SLYZ022 — TI Glossary.

This glossary lists and explains terms, acronyms, and definitions.
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