SLUUCT9 September   2023

 

  1.   1
  2.   Description
  3.   Features
  4.   4
  5. 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 TI High Voltage Evaluation User Safety Guidelines
  6. 2Hardware
    1. 2.1 Power Requirements
    2. 2.2 Header Information
    3. 2.3 Jumper Information
    4. 2.4 Connectors Information
    5. 2.5 Interfaces Information
    6. 2.6 Test Points
  7. 3Implementation Results
    1. 3.1 Evaluation Setup
    2. 3.2 Performance Data and Results
  8. 4Hardware Design Files
    1. 4.1 Schematics
    2. 4.2 PCB Layouts
    3. 4.3 Bill of Materials (BOM)

2.1 Power Requirements

Table 2-1 UCC21551CQEVM-079 Electrical Specifications
Description Min Typ Max Units
VIN Enable for UCC21551 and UCC14240 3.3 5 5 V
VBIAS Primary side input voltage UCC14240 21 24 27 V

VDDB

VDDA

UCC21551C output bias supply voltage

See data sheet for UCC2155XX variants

 13.5 25 V
Fs Switching frequency 0 500 KHz
DC Voltage on DC+ for half bridge application 0 800 V
Tj Operating junction temperature -40 150 °C