SLVS919C January   2009  – September 2015 TPS54060

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
    3. 6.3 Recommended Operating Conditions
    4. 6.4 Thermal Information
    5. 6.5 Electrical Characteristics
    6. 6.6 Timing Resistor and External Clock (RT/CLK Pin) Timing Requirements
    7. 6.7 Timing Resistor and External Clock (RT/CLK PIN) Switching Characteristics
    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  Slope Compensation Output Current
      3. 7.3.3  Pulse Skip Eco-mode
      4. 7.3.4  Low Dropout Operation and Bootstrap Voltage (BOOT)
      5. 7.3.5  Error Amplifier
      6. 7.3.6  Voltage Reference
      7. 7.3.7  Slow Start/Tracking Pin (SS/TR)
      8. 7.3.8  Overload Recovery Circuit
      9. 7.3.9  Constant Switching Frequency and Timing Resistor (RT/CLK Pin)
      10. 7.3.10 Overcurrent Protection and Frequency Shift
      11. 7.3.11 Power Good (PWRGD Pin)
      12. 7.3.12 Overvoltage Transient Protection
      13. 7.3.13 Thermal Shutdown
      14. 7.3.14 Small Signal Model for Loop Response
      15. 7.3.15 Simple Small Signal Model for Peak Current Mode Control
      16. 7.3.16 Small Signal Model for Frequency Compensation
    4. 7.4 Device Functional Modes
  8. 8 Application and Implementation
    1. 8.1 Application Information
      1. 8.1.1 Adjusting the Output Voltage
      2. 8.1.2 Enable and Adjusting Undervoltage Lockout
      3. 8.1.3 Sequencing
      4. 8.1.4 Selecting the Switching Frequency
      5. 8.1.5 How to Interface to RT/CLK Pin
    2. 8.2 Typical Applications
      1. 8.2.1 Buck Converter for 3.3-V Output
        1. 8.2.1.1 Design Requirements
        2. 8.2.1.2 Detailed Design Procedure
          1. 8.2.1.2.1  Selecting the Switching Frequency
          2. 8.2.1.2.2  Output Inductor Selection (LO)
          3. 8.2.1.2.3  Output Capacitor
          4. 8.2.1.2.4  Catch Diode
          5. 8.2.1.2.5  Input Capacitor
          6. 8.2.1.2.6  Slow Start Capacitor
          7. 8.2.1.2.7  Bootstrap Capacitor Selection
          8. 8.2.1.2.8  Undervoltage Lockout (UVLO) Set Point
          9. 8.2.1.2.9  Output Voltage and Feedback Resistors Selection
          10. 8.2.1.2.10 Compensation
          11. 8.2.1.2.11 Discontinuous Mode and Eco Mode Boundary
          12. 8.2.1.2.12 Power Dissipation Estimate
        3. 8.2.1.3 Application Curves
      2. 8.2.2 Inverting Power Supply
      3. 8.2.3 Split Rail Power Supply
  9. 9 Power Supply Recommendations
  10. 10Layout
    1. 10.1 Layout Guidelines
      1. 10.1.1 Estimated Circuit Area
    2. 10.2 Layout Example
  11. 11Device and Documentation Support
    1. 11.1 Device Support
      1. 11.1.1 Third-Party Products Disclaimer
      2. 11.1.2 Development Support
    2. 11.2 Documentation Support
      1. 11.2.1 Related Documentation
    3. 11.3 Trademarks
    4. 11.4 Electrostatic Discharge Caution
    5. 11.5 Glossary
  12. 12Mechanical, Packaging, and Orderable Information

Package Options

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

4 Revision History

Changes from B Revision (January 2014) to C Revision

  • Added ESD Ratings table, Feature Description section, Device Functional Modes, Application and Implementation section, Power Supply Recommendations section, Layout section, Device and Documentation Support section, and Mechanical, Packaging, and Orderable Information section.Go

Changes from A Revision (July 2010) to B Revision

  • Deleted SWIFT from the data sheet Title and FeaturesGo

Changes from * Revision (January 2009) to A Revision

  • Added the DRC package option to the Features and Description.Go
  • Added the DRC Pin ConfigurationGo
  • Replaced the PACKAGE DISSIPATION RATINGS table with the Thermal Information TableGo
  • Updated Figure 63Go
  • Added Figure 64Go