SLUSDO4B August   2020  – June 2022 TPS628510 , TPS628511 , TPS628512 , TPS628513

PRODUCTION DATA  

  1. 1 Features
  2. 2 Applications
  3. 3 Description
  4. 4 Revision History
  5. 5 Device Comparison Table
  6. 6 Pin Configuration and Functions
  7. 7 Specifications
    1. 7.1 Absolute Maximum Ratings
    2. 7.2 ESD Ratings
    3. 7.3 Recommended Operating Conditions
    4. 7.4 Thermal Information
    5. 7.5 Electrical Characteristics
    6. 7.6 Typical Characteristics
  8. 8 Parameter Measurement Information
    1. 8.1 Schematic
  9. 9 Detailed Description
    1. 9.1 Overview
    2. 9.2 Functional Block Diagram
    3. 9.3 Feature Description
      1. 9.3.1 Precise Enable (EN)
      2. 9.3.2 MODE / SYNC
      3. 9.3.3 Spread Spectrum Clocking (SSC)
      4. 9.3.4 Undervoltage Lockout (UVLO)
      5. 9.3.5 Power Good Output (PG)
      6. 9.3.6 Thermal Shutdown
    4. 9.4 Device Functional Modes
      1. 9.4.1 Pulse Width Modulation (PWM) Operation
      2. 9.4.2 Power Save Mode Operation (PWM/PFM)
      3. 9.4.3 100% Duty-Cycle Operation
      4. 9.4.4 Current Limit and Short Circuit Protection
      5. 9.4.5 Foldback Current Limit and Short Circuit Protection
      6. 9.4.6 Output Discharge
      7. 9.4.7 Soft Start / Tracking (SS/TR)
      8. 9.4.8 Input Overvoltage Protection
  10. 10Application and Implementation
    1. 10.1 Application Information
      1. 10.1.1 Programming the Output Voltage
      2. 10.1.2 Inductor Selection
      3. 10.1.3 Capacitor Selection
        1. 10.1.3.1 Input Capacitor
        2. 10.1.3.2 Output Capacitor
    2. 10.2 Typical Application
      1. 10.2.1 Design Requirements
      2. 10.2.2 Detailed Design Procedure
      3. 10.2.3 Application Curves
    3. 10.3 System Examples
      1. 10.3.1 Voltage Tracking
      2. 10.3.2 Synchronizing to an External Clock
  11. 11Power Supply Recommendations
  12. 12Layout
    1. 12.1 Layout Guidelines
    2. 12.2 Layout Example
  13. 13Device and Documentation Support
    1. 13.1 Device Support
      1. 13.1.1 Third-Party Products Disclaimer
    2. 13.2 Receiving Notification of Documentation Updates
    3. 13.3 Support Resources
    4. 13.4 Trademarks
    5. 13.5 Electrostatic Discharge Caution
    6. 13.6 Glossary
  14. 14Mechanical, Packaging, and Orderable Information

Package Options

Mechanical Data (Package|Pins)
Thermal pad, mechanical data (Package|Pins)
Orderable Information

8.1 Schematic

GUID-AC5265D5-1A2B-4603-B2E7-BA43A07B4C0D-low.gifFigure 8-1 Measurement Setup
Table 8-1 List of Components
REFERENCEDESCRIPTIONMANUFACTURER (1)
ICTPS628512Texas Instruments
L0.47-µH inductor DFE201210UMurata
CIN2 × 10 µF / 6.3 V GRM188D70J106MA73Murata
COUT2 × 10 µF / 6.3 V GRM188D70J106MA73 for VOUT ≥ 1 VMurata
COUT3 × 10 µF / 6.3 V GRM188D70J106MA73 for VOUT < 1 VMurata
CSS4.7 nF (equal to 1-ms start-up ramp); GCM188R72A472KA37Any
CFF10 pFAny
R1Depending on VOUTAny
R2Depending on VOUTAny
R3100 kΩAny