SNVS487E December   2006  – January 2015 LM27313 , LM27313-Q1

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: LM27313
    3. 6.3 ESD Ratings: LM27313-Q1
    4. 6.4 Recommended Operating Conditions
    5. 6.5 Thermal Information
    6. 6.6 Electrical Characteristics
    7. 6.7 Typical Characteristics
  7. 7 Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
    4. 7.4 Device Functional Modes
  8. 8 Application and Implementation
    1. 8.1 Application Information
    2. 8.2 Typical Applications
      1. 8.2.1 Application Circuit VIN=5.0 V, VOUT=12.0 V, Iload=250 mA
        1. 8.2.1.1 Design Requirements
        2. 8.2.1.2 Detailed Design Procedure
          1. 8.2.1.2.1  Selecting the External Capacitors
          2. 8.2.1.2.2  Selecting the Output Capacitor
          3. 8.2.1.2.3  Selecting the Input Capacitor
          4. 8.2.1.2.4  Feed-Forward Compensation
          5. 8.2.1.2.5  Selecting Diodes
          6. 8.2.1.2.6  Setting the Output Voltage
          7. 8.2.1.2.7  Duty Cycle
          8. 8.2.1.2.8  Inductance Value
          9. 8.2.1.2.9  Maximum Switch Current
          10. 8.2.1.2.10 Calculating Load Current
          11. 8.2.1.2.11 Design Parameters VSW and ISW
          12. 8.2.1.2.12 Minimum Inductance
          13. 8.2.1.2.13 Inductor Suppliers
          14. 8.2.1.2.14 Shutdown Pin Operation
        3. 8.2.1.3 Application Curves
      2. 8.2.2 Application Circuit VIN=5.0V, VOUT=20.0V, Iload=150mA
        1. 8.2.2.1 Design Requirements
        2. 8.2.2.2 Detailed Design Procedure
        3. 8.2.2.3 Application Curves
  9. 9 Power Supply Recommendations
  10. 10Layout
    1. 10.1 Layout Guidelines
    2. 10.2 Layout Example
    3. 10.3 Thermal Considerations
  11. 11Device and Documentation Support
    1. 11.1 Device Support
      1. 11.1.1 Third-Party Products Disclaimer
    2. 11.2 Related Links
    3. 11.3 Trademarks
    4. 11.4 Electrostatic Discharge Caution
    5. 11.5 Glossary
  12. 12Mechanical, Packaging, and Orderable Information

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12 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.