Texas Instruments UCC38500EVM Reference, Chapter, Page, Topic, DM38500 EVM Part Descriptions

Models: UCC38500EVM

1 16

Page 13

Chapter 2

This chapter includes a parts list and PCB layout illustrations for the DM38500 EVM.

Reference2-1

Image 13

Contents

User’s Guide Using the UCC38500EVMSLUU068C Power Management Products Using the UCC38500User’s Guide FebruaryIMPORTANT NOTICE EVM IMPORTANT NOTICE EVM WARNINGS AND RESTRICTIONS 1−1. DM38500 Evaluation Module Application Schematic Contents1.3.3 Step 3. Evaluating the Demonstration’s Boards Performance 1.3.4 Additional Information 1.4 DM38500 EVM PerformanceChapter General InformationPage TopicJ Controls Boost Preregulator to Near-unity Power Factor 1.1 FeaturesJ Accurate Power Limiting J Improved Feedforward Line Regulation J Peak Current Mode Control in Second Stage J Programmable Oscillator1.3 Operating Guidelines 1.3.2 Step 2. Applying Input Power1.3.1 Step 1. Load Connections 1.3.3 Step 3. Evaluating the Demonstration’s Boards PerformanceHigh-Voltage component. See High-Temperature componentSee EVM Warnings EVM Warnings and1.4 DM38500 EVM Performance Figure 1−3. DM38500 Power FactorFigure 1−2. DM38500 EVM Efficiency Distortion Figure 1−4. DM38500 Total Harmonic DistortionV IN = 175 TotalChapter ReferencePage TopicTable 2−1. DM38500 Part Descriptions 2.1 DM38500 EVM Part Descriptions3 Capacitor C38 is located at reference designator R38 on the PCB 2 Unless otherwise specified, all resistors have a tolerance of ±1%Description Value/Type Number2.2 DM38500 Board Layouts Figure 2−1. DM38500 EVM PC Board Top Assembly