SLUUCW5 November   2023 UCC28750

 

  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 Specifications
  8. 2Hardware
    1. 2.1 Test Points
    2. 2.2 Test Setup
      1. 2.2.1 Test Setup Requirements
      2. 2.2.2 Test Setup Diagram
    3. 2.3 Best Practices
      1. 2.3.1 General Texas Instruments High Voltage Evaluation (TI HV EVM) User Safety Guidelines
  9. 3Implementation Results
    1. 3.1 Performance Data and Typical Characteristic Curves
      1. 3.1.1 Efficiency
      2. 3.1.2 Startup
      3. 3.1.3 Load Transients
      4. 3.1.4 Output Ripple Voltage at Full Load
      5. 3.1.5 Q1 Drain Voltage Evaluation
  10. 4Hardware Design Files
    1. 4.1 Schematic
    2. 4.2 EVM Assembly and Layout
    3. 4.3 Bill of Materials
  11. 5Additional Information
    1. 5.1 Trademarks

3.1.2 Startup

CH1 =VBULK , CH2 = VCC, CH3 = VGATE, CH4 = VOUT

GUID-20231107-SS0I-D3K2-PSMG-D32NNKS3X9QZ-low.pngFigure 3-2 Start-up Waveforms at 85Vac and No Load
GUID-20231107-SS0I-TLNN-LJ9K-FV0PX0RFNVW3-low.pngFigure 3-4 Start-up Waveforms at 115Vac and No Load
GUID-20231107-SS0I-MS4Z-JLWX-S3DBHJSWG7BV-low.pngFigure 3-6 Start-up Waveforms at 230Vac and No Load
GUID-20231107-SS0I-LZLR-BQ2T-K1NTSZ5TT0JQ-low.pngFigure 3-8 Start-up Waveforms at 265Vac and No Load
GUID-20231107-SS0I-HDCB-6V08-K1XCJVPMSPPC-low.pngFigure 3-3 Start-up Waveforms at 85Vac and Full Load
GUID-20231107-SS0I-FVTG-LKJ6-KV59P5QB6ZHC-low.pngFigure 3-5 Start-up Waveforms at 115Vac and Full Load
GUID-20231107-SS0I-T15V-BHN6-KLBBDP9XRT9C-low.pngFigure 3-7 Start-up Waveforms at 230Vac and Full Load
GUID-20231107-SS0I-MSZD-DLT5-3MWFCDTLKMTD-low.pngFigure 3-9 Start-up Waveforms at 265Vac and Full Load