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  • UCC5870-Q1-045 Evaluation Module User’s Guide

    • SLUUCE7 February   2021 UCC5870-Q1

       

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  • UCC5870-Q1-045 Evaluation Module User’s Guide
  1.   Trademarks
  2. 1Description
    1. 1.1 Features
    2. 1.2 I/O Description
  3. 2Electrical Specifications
  4. 3Test Equipment, Setup and Example Waveforms
    1. 3.1 Equipment
      1. 3.1.1 Power Supplies
      2. 3.1.2 LaunchPad LAUNCHXL-F28379D and a Computer
    2. 3.2 Test Setup
      1. 3.2.1 DC Power Supply Settings
      2. 3.2.2 Bench Setup For The Test
    3. 3.3 Test Example Waveforms
  5. 4EVM Other Configuration Option: Using Other MCU Control Board
  6. 5Schematic
  7. 6Layout Diagrams
  8. 7Bill of Materials
  9. IMPORTANT NOTICE
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EVM USER'S GUIDE

UCC5870-Q1-045 Evaluation Module User’s Guide

Trademarks

All trademarks are the property of their respective owners.

1 Description

The UCC5870-Q1-045 evaluation module is designed to test six channels of the UCC5870-Q1 gate drivers with TI address mode SPI communication, and has the option to configure the board for daisy chain mode SPI communication. The board can directly fit C2000 LaunchPad LAUNCHXL-F28379D, but also provides connectors for other type of controllers.

1.1 Features

  • 15-A peak split sink/source drive current for fast turn ON and turn OFF time
  • Driver output voltages by default are +15V/-8V with 12-V input supply
  • 3750-VRMS one minute isolation per UL 1577 for UCC5870-Q1
  • 3000-VRMS one minute isolation for the flyback transformer
  • > 8-mm creepage distance between primary and secondary
  • Desat short-circuit protection and active Vce clamp
  • Active miller clamp using internal or external FET
  • Fault feedback and reset
  • ADC for temperature sensing and DC bus voltage sensing
  • Primary and secondary ASC
  • Address mode or daisy chain mode SPI based device reconfiguration, verification, supervision and diagnosis
  • Compatible with C2000 LaunchPad LAUNCHXL-F28379D
  • Tightly-regulated, isolated output voltages of 15 V and –7.7 V with better than ±2% load regulation from 1% to 100% load

1.2 I/O Description

Table 1-1 I/O Description
PINSDESCRIPTION
PWR1–1+12V supply
PWR1–2+3.3V supply
PWR1–3GND1
J1/J3, J2/J4, J5/J7, J6/J8

Connectors for C2000 LaunchPad LAUNCHXL-F28379D

J4

Connector for connencting other type controller board

J1_1, J1,_2, J1_3, J1_4, J1_5, J1_6

Connectors for connecting IGBTs/MOSFETs for each channel: pin1: Collector/Drain; pin2: Gate; pin3: Emitter/Source

J2_1, J2,_2, J2_3, J2_4, J2_5, J2_6Connectors for connecting ADC sources for each channel: pin1: AI1; pin2: AI2; pin3: AI3; pin4: AI5; pin5: AI6
TP–1Test point for SPI nCS
TP–2Test point for SPI SCLK
TP–3Test point for SPI SDI
TP–4Test point for SPI SDO
TP–5GND1
TP–6High side nFLT1
TP–7High side nFLT2
TP–8Low side nFLT1
TP–9Low side nFLT2
TP–10High side ASC Enable
TP–11Low side ASC Enable
TP–12High side ASC
TP–13Low side ASC

 

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