SNVS031N April   2000  – June 2025 LM2676

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: LM2676 – 3.3 V
    6. 5.6  Electrical Characteristics: LM2676 – 5 V
    7. 5.7  Electrical Characteristics: LM2676 – 12 V
    8. 5.8  Electrical Characteristics: LM2676 – Adjustable
    9. 5.9  Electrical Characteristics – All Output Voltage Versions
    10. 5.10 Typical Characteristics
  7. 6 Detailed Description
    1. 6.1 Overview
    2. 6.2 Functional Block Diagram
    3. 6.3 Feature Description
      1. 6.3.1 Switch Output
      2. 6.3.2 Input
      3. 6.3.3 C Boost
      4. 6.3.4 Ground
      5. 6.3.5 Feedback
      6. 6.3.6 ON/OFF
    4. 6.4 Device Functional Modes
      1. 6.4.1 Shutdown Mode
      2. 6.4.2 Active Mode
  8. 7 Application and Implementation
    1. 7.1 Application Information
      1. 7.1.1 Design Considerations
      2. 7.1.2 Inductor
      3. 7.1.3 Output Capacitor
      4. 7.1.4 Input Capacitor
      5. 7.1.5 Catch Diode
      6. 7.1.6 Boost Capacitor
      7. 7.1.7 Additional Application Information
    2. 7.2 Typical Applications
      1. 7.2.1 Typical Application for All Output Voltage Versions
        1. 7.2.1.1 Design Requirements
        2. 7.2.1.2 Detailed Design Procedure
          1. 7.2.1.2.1 Custom Design with WEBENCH® Tools
          2. 7.2.1.2.2 Capacitor Selection Guides
          3. 7.2.1.2.3 Inductor Selection Guides
      2. 7.2.2 Application Curves
      3. 7.2.3 Fixed Output Voltage Application
        1. 7.2.3.1 Design Requirements
        2. 7.2.3.2 Detailed Design Procedure
          1. 7.2.3.2.1 Capacitor Selection
      4. 7.2.4 Adjustable Output Voltage Application
        1. 7.2.4.1 Design Requirements
        2. 7.2.4.2 Detailed Design Procedure
          1. 7.2.4.2.1 Capacitor Selection
    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 Development Support
        1. 8.1.1.1 Custom Design with WEBENCH® Tools
    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. 10.1 DAP (VSON Package)

7.2.3.1 Design Requirements

Select the power supply operating conditions and the maximum output current and follow below procedures to find the external components for the LM2676.