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

Test Points

Table 2-1 Test Point Functions
TEST POINTS DESCRIPTION
TP1 AC LINE
TP2 AC Neutral
TP3 Capacitor Voltage C9..C12
TP4 Output Supply
TP5 Secondary Switch Node
TP6 Output Return
TP7 AC Neutral
TP8 Primary Switch Node
TP9 Output Return
TP10 UCC287502 Supply Voltage
TP11 Feedback Test Point
TP12 UCC287502 DRV Pin
TP13 Q1 Gate
TP14 Feedback Test Point
TP15 UCC287502 CS Pin
TP16 UCC287502 FB Pin
TP17 UCC287502 OPP Pin
TP18 Primary Ground