SLVSDV8 July   2017 TPS54424

PRODUCTION DATA.  

1. 1 Features
2. 2 Applications
   1.     Simplified Schematic
3. 3 Description
   1.     Efficiency
4. 4 Revision History
5. 5 Pin Configuration and Functions
   1.     Pin Functions
6. 6 Specifications
   1. 6.1 Absolute Maximum Ratings
   2. 6.2 ESD Ratings
   3. 6.3 Recommended Operating Conditions
   4. 6.4 Thermal Information
   5. 6.5 Electrical Characteristics
   6. 6.6 Switching Characteristics
   7. 6.7 Timing Requirements
   8. 6.8 Typical Characteristics
7. 7 Detailed Description
   1. 7.1 Overview
   2. 7.2 Functional Block Diagram
   3. 7.3 Feature Description
      1. 7.3.1  Fixed Frequency PWM Control
      2. 7.3.2  Continuous Conduction Mode Operation (CCM)
      3. 7.3.3  VIN Pins and VIN UVLO
      4. 7.3.4  Voltage Reference and Adjusting the Output Voltage
      5. 7.3.5  Error Amplifier
      6. 7.3.6  Enable and Adjustable UVLO
      7. 7.3.7  Soft Start and Tracking
      8. 7.3.8  Safe Start-up into Pre-Biased Outputs
      9. 7.3.9  Power Good
      10. 7.3.10 Sequencing (SS/TRK)
      11. 7.3.11 Adjustable Switching Frequency (RT Mode)
      12. 7.3.12 Synchronization (CLK Mode)
      13. 7.3.13 Bootstrap Voltage and 100% Duty Cycle Operation (BOOT)
      14. 7.3.14 Output Overvoltage Protection (OVP)
      15. 7.3.15 Overcurrent Protection
          1. 7.3.15.1 High-side MOSFET Overcurrent Protection
          2. 7.3.15.2 Low-side MOSFET Overcurrent Protection
   4. 7.4 Device Functional Modes
8. 8 Application and Implementation
   1. 8.1 Application Information
   2. 8.2 Typical Application
      1. 8.2.1 Design Requirements
      2. 8.2.2 Detailed Design Procedure
         1. 8.2.2.1  Custom Design With WEBENCH? Tools
         2. 8.2.2.2  Switching Frequency
         3. 8.2.2.3  Output Inductor Selection
         4. 8.2.2.4  Output Capacitor
         5. 8.2.2.5  Input Capacitor
         6. 8.2.2.6  Output Voltage Resistors Selection
         7. 8.2.2.7  Soft-start Capacitor Selection
         8. 8.2.2.8  Undervoltage Lockout Set Point
         9. 8.2.2.9  Bootstrap Capacitor Selection
         10. 8.2.2.10 PGOOD Pull-up Resistor
         11. 8.2.2.11 Compensation
      3. 8.2.3 Application Curves
9. 9 Power Supply Recommendations
10. 10Layout
    1. 10.1 Layout Guidelines
    2. 10.2 Layout Example
    3. 10.3 Alternate Layout Example
11. 11Device and Documentation Support
    1. 11.1 Document Support
       1. 11.1.1 Custom Design With WEBENCH? Tools
    2. 11.2 Receiving Notification of Documentation Updates
    3. 11.3 Community Resources
    4. 11.4 Trademarks
    5. 11.5 Electrostatic Discharge Caution
    6. 11.6 Glossary
12. 12Mechanical, Packaging, and Orderable Information