SLUSDM0M May   2020  – September 2025 TPS628501-Q1 , TPS628502-Q1 , TPS628503-Q1

PRODMIX  

1.   1
2. 1 Features
3. 2 Applications
4. 3 Description
5. 4 Device Comparison Table
6. 5 Pin Configuration and Functions
7. 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 Typical Characteristics
8. 7 Parameter Measurement Information
   1. 7.1 Schematic
9. 8 Detailed Description
   1. 8.1 Overview
   2. 8.2 Functional Block Diagram
   3. 8.3 Feature Description
      1. 8.3.1 Precise Enable (EN)
      2. 8.3.2 COMP/FSET
      3. 8.3.3 MODE / SYNC
      4. 8.3.4 Spread Spectrum Clocking (SSC)
      5. 8.3.5 Undervoltage Lockout (UVLO)
      6. 8.3.6 Power-Good Output (PG)
      7. 8.3.7 Thermal Shutdown
   4. 8.4 Device Functional Modes
      1. 8.4.1 Pulse Width Modulation (PWM) Operation
      2. 8.4.2 Power Save Mode Operation (PWM/PFM)
      3. 8.4.3 100% Duty-Cycle Operation
      4. 8.4.4 Current Limit and Short-Circuit Protection
      5. 8.4.5 Foldback Current Limit and Short-Circuit Protection
      6. 8.4.6 Output Discharge
      7. 8.4.7 Input Overvoltage Protection
10. 9 Application and Implementation
    1. 9.1 Application Information
       1. 9.1.1 Programming the Output Voltage
       2. 9.1.2 External Component Selection
          1. 9.1.2.1 Inductor Selection
       3. 9.1.3 Capacitor Selection
          1. 9.1.3.1 Input Capacitor
          2. 9.1.3.2 Output Capacitor
    2. 9.2 Typical Application
       1. 9.2.1 Design Requirements
       2. 9.2.2 Detailed Design Procedure
       3. 9.2.3 Application Curves
    3. 9.3 System Examples
       1. 9.3.1 Fixed Output Voltage Versions
       2. 9.3.2 Synchronizing to an External Clock
    4. 9.4 Power Supply Recommendations
    5. 9.5 Layout
       1. 9.5.1 Layout Guidelines
       2. 9.5.2 Layout Example
11. 10Device and Documentation Support
    1. 10.1 Device Support
       1. 10.1.1 Third-Party Products Disclaimer
    2. 10.2 Documentation Support
       1. 10.2.1 Related Documentation
    3. 10.3 Receiving Notification of Documentation Updates
    4. 10.4 Support Resources
    5. 10.5 Trademarks
    6. 10.6 Electrostatic Discharge Caution
    7. 10.7 Glossary
12. 11Revision History
13. 12Mechanical, Packaging, and Orderable Information