SLUUD60C October   2024  – April 2026

 

  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
    5. 1.5 General Texas Instruments High Voltage Evaluation (TI HV EVM) User Safety Guidelines
  8. 2Hardware
    1. 2.1 Using the EVM on a Load with USB-C PD Communication
    2. 2.2 Using the EVM on a Load Without USB-C PD Communication
  9. 3Implementation Results
    1. 3.1 Electrical Performance Specifications
    2. 3.2 Test Setup
      1. 3.2.1 Test Setup Requirements
      2. 3.2.2 Test Setup Diagram
      3. 3.2.3 Test Points
    3. 3.3 Performance Data and Typical Characteristic Curves
      1. 3.3.1  Efficiency Result of 4-Point Average at 24VOUT
      2. 3.3.2  Efficiency Result of 4-Point Average on 20VOUT
      3. 3.3.3  Efficiency Result of 4-Point Average at 15VOUT
      4. 3.3.4  Efficiency Result of 4-Point Average at 12VOUT
      5. 3.3.5  Efficiency Result of 4-Point Average at 9VOUT
      6. 3.3.6  Efficiency Result of 4-Point Average at 5VOUT
      7. 3.3.7  Efficiency Typical Results
      8. 3.3.8  Output Characteristics
      9. 3.3.9  Startup Waveforms
      10. 3.3.10 Key Switching Waveforms
      11. 3.3.11 Switching Frequency vs Load
      12. 3.3.12 Output Ripple Voltage
      13. 3.3.13 Load Transient Response
      14. 3.3.14 Line Transient Response
      15. 3.3.15 Surge Test
      16. 3.3.16 Short Term Overload Operation
      17. 3.3.17 CCM operation
      18. 3.3.18 Thermal Images at Full Load (20V and 3.25A)
  10. 4Hardware Design Files
    1. 4.1 Schematics
    2. 4.2 PCB Layouts
    3. 4.3 Transformer Details
      1. 4.3.1 RLTI-1464 (RENCO)
    4. 4.4 Bill of Materials
  11. 5Additional Information
    1.     Trademarks
  12. 6Revision History

3.3.12 Output Ripple Voltage

This section shows the output voltage ripple at 230Vac. YELLOW = Output Voltage Ripple, Oscilloscope Channel Bandwidth = 20MHz.

UCG28826EVM-093 Typical Ripple Voltage of VOUT = 24V at no load (16.67mVpp)Figure 3-44 Typical Ripple Voltage of VOUT = 24V at no load (16.67mVpp)
UCG28826EVM-093 Typical Ripple Voltage of VOUT = 20V at no load (60.16mVpp)Figure 3-46 Typical Ripple Voltage of VOUT = 20V at no load (60.16mVpp)
UCG28826EVM-093 Typical Ripple Voltage of VOUT = 15V at no load (78.56mVpp)Figure 3-48 Typical Ripple Voltage of VOUT = 15V at no load (78.56mVpp)
UCG28826EVM-093 Typical Ripple Voltage of VOUT = 12V at no load (34.13mVpp)Figure 3-50 Typical Ripple Voltage of VOUT = 12V at no load (34.13mVpp)
UCG28826EVM-093 Typical Ripple Voltage of VOUT = 9V at noload (86.57mVpp)Figure 3-52 Typical Ripple Voltage of VOUT = 9V at noload (86.57mVpp)
UCG28826EVM-093 Typical Ripple Voltage of VOUT = 5V at no load (75.47mVpp)Figure 3-54 Typical Ripple Voltage of VOUT = 5V at no load (75.47mVpp)
UCG28826EVM-093 Typical Ripple Voltage of VOUT = 20V at full load (58.62mVpp)Figure 3-45 Typical Ripple Voltage of VOUT = 20V at full load (58.62mVpp)
UCG28826EVM-093 Typical Ripple Voltage of VOUT = 20V at full load (90.48mVpp)Figure 3-47 Typical Ripple Voltage of VOUT = 20V at full load (90.48mVpp)
UCG28826EVM-093 Typical Ripple Voltage of VOUT = 15V at full load (114mVpp)Figure 3-49 Typical Ripple Voltage of VOUT = 15V at full load (114mVpp)
UCG28826EVM-093 Typical Ripple Voltage of VOUT = 12V at full load (99.97mVpp)Figure 3-51 Typical Ripple Voltage of VOUT = 12V at full load (99.97mVpp)
UCG28826EVM-093 Typical Ripple Voltage of VOUT = 9V at full load (112.6mVpp)Figure 3-53 Typical Ripple Voltage of VOUT = 9V at full load (112.6mVpp)
UCG28826EVM-093 Typical Ripple Voltage of VOUT = 5V at full load (87.92mVpp)Figure 3-55 Typical Ripple Voltage of VOUT = 5V at full load (87.92mVpp)