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SLUUBS3A – October 2017 – Revised January 2018
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Copyright © 2017–2018, Texas Instruments Incorporated
UCC28056EVM-296 Evaluation Module
ADVANCE INFORMATION
User's Guide
SLUUBS3A – October 2017 – Revised January 2018
UCC28056EVM-296 Evaluation Module
This user’s guide provides basic evaluation instruction from a viewpoint of system operation of a stand-
alone PFC boost power converter.
Contents
1
Introduction
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4
2
Description
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4
3
Performance Specifications
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5
4
Test Setup
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5
5
Test Points
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6
Terminals
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7
Test Procedure
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8
Performance Data and Typical Characteristic Curves
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9
Schematic, Assembly Drawing and Bill of Materials
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List of Figures
1
UCC28056EVM-296 Recommended Test Setup
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2
Efficiency
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3
Load Regulation vs Output Power
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10
4
Line Regulation vs Input Voltage
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5
Power Factor vs Output Power
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6
THD vs Output Power
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7
85 VAC Startup No Load
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8
85 VAC Startup Full Load
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9
115 VAC Startup No Load
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10
115 VAC Startup Full Load
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230 VAC Startup No Load
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230 VAC Startup Full Load
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265 VAC Startup No Load
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265 VAC Startup Full Load
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Low-Line Voltage and Current
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High-Line Voltage and Current
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85 VAC Valley Switching 50-mA Load
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115 VAC Valley Switching 50-mA Load
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230 VAC Valley Switching 100-mA Load
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265 VAC Valley Switching 100-mA Load
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Q1 Max Vds Stress
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D4 Max Voltage Stress
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UCC28056EVM-296 Schematic
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UCC28056EVM-296 Top Assembly Drawing (Top view)
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UCC28056EVM-296 Bottom Layer Assembly Drawing (Top view)
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UCC28056EVM-296 Top Copper Assembly Drawing (Top view)
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