Texas Instruments UCC2977EVM Manuals

Manuals and User Guides for Texas Instruments UCC2977EVM. We have 1 Texas Instruments UCC2977EVM manual available for free PDF download: User Manual

Texas Instruments UCC2977EVM User Manual

Texas Instruments UCC2977EVM User Manual (26 pages)

High Efficiency CCFL Backlight Push-Pull Converter (1.8 W)

Brand: Texas Instruments | Category: Media Converter | Size: 0 MB

Table of Contents

Important Notice
2
Evm Important Notice
3
Table of Contents
7
1 Hardware

9
- Introduction
  10
- Operating Specifications
  10
- Schematic
  11
- UCC2977EVM Schematic
  11
  - Bill of Materials
    12
- Bill of Materials Required for the UCC2977 (SLUP178)
  12
  - Board Layout
    13
- Top Silk Screen with Top Copper Layer
  13
- Top Layer Copper
  13
- Bottom Layer Copper
  13
  - Design Procedure
    15
2 Design Procedure

16
- Push-Pull Inductor Selection
  16
- Frequency Range Setting
  16
- Analog Dimming of the Lamp
  16
- Open-Lamp Voltage Programming
  17
- Shutdown
  17
- No Lock
  17
- Clamp Circuit (Optional)
  18
3 Test Results

19

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