Texas Instruments UCC38500EVM Unless otherwise specified, all resistors have a tolerance of ±1%

Models: UCC38500EVM

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Contents

Using the UCC38500EVM User’s GuideSLUU068C February Using the UCC38500Power Management Products User’s Guide IMPORTANT NOTICE EVM IMPORTANT NOTICE EVM WARNINGS AND RESTRICTIONS 1.3.4 Additional Information 1.4 DM38500 EVM Performance Contents1−1. DM38500 Evaluation Module Application Schematic 1.3.3 Step 3. Evaluating the Demonstration’s Boards Performance Topic General InformationChapter Page 1.2 Description 1.1 FeaturesJ Controls Boost Preregulator to Near-unity Power Factor J Accurate Power Limiting J Improved Feedforward Line Regulation 1.3.3 Step 3. Evaluating the Demonstration’s Boards Performance 1.3.2 Step 2. Applying Input Power1.3 Operating Guidelines 1.3.1 Step 1. Load Connections EVM Warnings and High-Temperature componentHigh-Voltage component. See See EVM Warnings Figure 1−3. DM38500 Power Factor 1.4 DM38500 EVM PerformanceFigure 1−2. DM38500 EVM Efficiency V IN = 265 Figure 1−4. DM38500 Total Harmonic DistortionDistortion Total Reference DM38500 EVM Part DescriptionsDM38500 Board Layouts Table 2−1. DM38500 Part Descriptions 2.1 DM38500 EVM Part Descriptions Value/Type Number 2 Unless otherwise specified, all resistors have a tolerance of ±1%3 Capacitor C38 is located at reference designator R38 on the PCB Description 2.2 DM38500 Board Layouts Figure 2−1. DM38500 EVM PC Board Top Assembly