SLUS577D November   2011  – August 2016 UCC2817A , UCC2818A , UCC3817A , UCC3818A

PRODUCTION DATA.  

  1. 1 Features
  2. 2 Applications
  3. 3 Description
  4. 4 Revision
  5. 5 Description (Continued)
  6. 6 Device Comparison Tables
  7. 7 Pin Configuration and Functions
  8. 8 Specifications
    1. 8.1 Absolute Maximum Ratings
    2. 8.2 ESD Ratings
    3. 8.3 Recommended Operating Conditions
    4. 8.4 Thermal Information
    5. 8.5 Electrical Characteristics
    6. 8.6 Typical Characteristics
  9. 9 Detailed Description
    1. 9.1 Overview
    2. 9.2 Functional Block Diagram
    3. 9.3 Feature Description
      1. 9.3.1 Reference Section and Error Amplifier
      2. 9.3.2 Zero Power Block
      3. 9.3.3 Multiplier
      4. 9.3.4 Output Overvoltage Protection
      5. 9.3.5 Pin Descriptions
        1. 9.3.5.1  CAI
        2. 9.3.5.2  CAOUT
        3. 9.3.5.3  CT
        4. 9.3.5.4  DRVOUT
        5. 9.3.5.5  GND
        6. 9.3.5.6  IAC
        7. 9.3.5.7  MOUT
        8. 9.3.5.8  OVP/EN
        9. 9.3.5.9  PKLMT
        10. 9.3.5.10 RT
        11. 9.3.5.11 SS
        12. 9.3.5.12 VAOUT
        13. 9.3.5.13 VCC
        14. 9.3.5.14 VFF
        15. 9.3.5.15 VSENSE
        16. 9.3.5.16 VREF
    4. 9.4 Device Functional Modes
      1. 9.4.1 Transition Mode Control
  10. 10Application and Implementation
    1. 10.1 Application Information
    2. 10.2 Typical Application
      1. 10.2.1 Design Requirements
      2. 10.2.2 Detailed Design Procedure
        1. 10.2.2.1 Power Stage
          1. 10.2.2.1.1 LBOOST
          2. 10.2.2.1.2 COUT
          3. 10.2.2.1.3 Power Switch Selection
        2. 10.2.2.2 Soft Start
        3. 10.2.2.3 Multiplier
        4. 10.2.2.4 Voltage Loop
        5. 10.2.2.5 Current Loop
        6. 10.2.2.6 Start-Up
        7. 10.2.2.7 Capacitor Ripple Reduction
      3. 10.2.3 Application Curves
  11. 11Power Supply Recommendations
  12. 12Layout
    1. 12.1 Layout Guidelines
      1. 12.1.1 Bias Current
      2. 12.1.2 VREF
    2. 12.2 Layout Example
  13. 13Device and Documentation Support
    1. 13.1 Documentation Support
      1. 13.1.1 Related Documentation
    2. 13.2 Related Links
    3. 13.3 Receiving Notification of Documentation Updates
    4. 13.4 Community Resource
    5. 13.5 Trademarks
    6. 13.6 Electrostatic Discharge Caution
    7. 13.7 Glossary
  14. 14Mechanical, Packaging, and Orderable Information

Package Options

Refer to the PDF data sheet for device specific package drawings

Mechanical Data (Package|Pins)
  • PW|16
  • N|16
  • D|16
Thermal pad, mechanical data (Package|Pins)
Orderable Information

14 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.