SLVSBM9E October   2013  – September 2018

PRODUCTION DATA.  

1. 1 Features
2. 2 Applications
   1.     Efficiency
3. 3 Description
   1.     Simplified Application
4. 4 Specifications
   1. 4.1 Absolute Maximum Ratings
   2. 4.2 Recommended Operating Conditions
   3. 4.3 Thermal Information
   4. 4.4 Package Specifications
   5. 4.5 Electrical Characteristics
5. 5 Device Information
   1.     Pin Functions
   2. 5.1 Functional Block Diagram
6. 6 Typical Characteristics (PVIN = VIN = 12 V)
7. 7 Typical Characteristics (PVIN = VIN = 5 V)
8. 8 Application Information
   1. 8.1  Adjusting the Output Voltage
   2. 8.2  Frequency Select
   3. 8.3  Capacitor Recommendations for the LMZ31520 Power Supply
      1. 8.3.1 Capacitor Technologies
         1. 8.3.1.1 Electrolytic, Polymer-Electrolytic Capacitors
         2. 8.3.1.2 Ceramic Capacitors
         3. 8.3.1.3 Tantalum, Polymer-Tantalum Capacitors
         4. 8.3.1.4 Input Capacitor
         5. 8.3.1.5 Output Capacitor
   4. 8.4  Transient Response
   5. 8.5  Application Curves Device configured for FCCM mode of operation, (pin 3 connected to pin 19).
   6. 8.6  Application Schematics
   7. 8.7  Custom Design With WEBENCH® Tools
   8. 8.8  VIN and PVIN Input Voltage
   9. 8.9  3.3 V PVIN Operation
   10. 8.10 Power Good (PWRGD)
   11. 8.11 Slow Start (SS_SEL)
   12. 8.12 Auto-Skip Eco-mode / Forced Continuous Conduction Mode
   13. 8.13 Power-Up Characteristics
   14. 8.14 Pre-Biased Start-Up
   15. 8.15 Remote Sense
   16. 8.16 Output On/Off Inhibit (INH)
   17. 8.17 Overcurrent Protection
   18. 8.18 Current Limit (ILIM) Adjust
   19. 8.19 Thermal Shutdown
   20. 8.20 Layout Considerations
   21. 8.21 EMI
9. 9 Revision History
10. 10Device and Documentation Support
    1. 10.1 Device Support
       1. 10.1.1 Development Support
          1. 10.1.1.1 Custom Design With WEBENCH® Tools
    2. 10.2 Documentation Support
       1. 10.2.1 Related Documentation
    3. 10.3 Receiving Notification of Documentation Updates
    4. 10.4 Community Resources
    5. 10.5 Trademarks
    6. 10.6 Electrostatic Discharge Caution
    7. 10.7 Glossary
11. 11Mechanical, Packaging, and Orderable Information
    1. 11.1 Tape and Reel Information