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