SLVUCX1 September   2024

 

  1.   1
  2.   Description
  3.   Get Started
  4.   Features
  5.   Applications
  6.   6
  7. 1Evaluation Module Overview
    1. 1.1 Introduction
    2. 1.2 Kit Contents
    3. 1.3 Specification
    4. 1.4 Device Information
  8. 2Hardware
    1. 2.1 Configurations and Modifications
      1. 2.1.1 Multifunction Configuration (CFG1-5) Pins Selection
      2. 2.1.2 Setting Output Voltage Using External Feedback Configuration
  9. 3Implementation Results
    1. 3.1 Test Setup and Results
      1. 3.1.1 Input and Output Connections
      2. 3.1.2 Efficiency
      3. 3.1.3 Output Voltage Regulation
      4. 3.1.4 Load Transient and Loop Response
      5. 3.1.5 Output Voltage Ripple
      6. 3.1.6 Start-up and Shutdown with EN
      7. 3.1.7 Thermal Performance
  10. 4Hardware Design Files
    1. 4.1 Schematic
    2. 4.2 Board Layout
      1. 4.2.1 Layout
    3. 4.3 Bill of Materials
  11. 5Additional Information
    1. 5.1 Trademarks

3.1.5 Output Voltage Ripple

The TPS548B23EVM output voltage ripple is shown in Figure 3-7 through Figure 3-10. The load currents are 10mA, 10A, and 20A. VIN = 12V. The VOUT voltage is measured using TP10.

TPS548B23EVM Output Ripple – 10mA Load, PFM ModeFigure 3-7 Output Ripple – 10mA Load, PFM Mode
TPS548B23EVM Output Ripple – 10A LoadFigure 3-9 Output Ripple – 10A Load
TPS548B23EVM Output Ripple – 10mA Load, FCCM ModeFigure 3-8 Output Ripple – 10mA Load, FCCM Mode
TPS548B23EVM Output Ripple – 20A LoadFigure 3-10 Output Ripple – 20A Load