SLVU728A May   2012  – December 2021

 

  1. 1 Introduction
    1. 1.1 Typical Applications
    2. 1.2 Features
  2. 2 Electrical Performance Specifications
  3. 3 Schematic
  4. 4 Test Setup
    1. 4.1 Test Equipment
    2. 4.2 Recommended Test Setup
  5. 5 Configurations
    1. 5.1 Switching Frequency Selection
    2. 5.2 Soft Start Selection
    3. 5.3 Mode Selection
    4. 5.4 Enable Selection
  6. 6 Test Procedure
    1. 6.1 Line/Load Regulation and Efficiency Measurement Procedure
    2. 6.2 Control Loop Gain and Phase Measurement Procedure
    3. 6.3 List of Test Points
    4. 6.4 Equipment Shutdown
  7. 7 Performance Data and Typical Characteristic Curves
    1. 7.1  Efficiency
    2. 7.2  Load Regulation
    3. 7.3  Line Regulation
    4. 7.4  Enable Turn-On/ Turn-Off
    5. 7.5  Output Ripple
    6. 7.6  Switching Node
    7. 7.7  Output Transient with Auto-skip Mode
    8. 7.8  Output Transient with FCCM mode
    9. 7.9  Output 0.75-V Pre-bias Turn-On
    10. 7.10 Output Overcurrent and Short Circuit Protection
    11. 7.11 Bode plot
    12. 7.12 Thermal Image
  8. 8 EVM Assembly Drawing and PCB Layout
  9. 9 Bill of Materials
  10. 10Revision History

EVM Assembly Drawing and PCB Layout

Figure 8-1 through Figure 8-8 show the design of the TPS53319EVM-136 printed circuit board. The EVM has been designed using a 6-layer, 2-oz copper circuit board.

GUID-E25D7ED8-4935-459C-BAD8-6FE80213CD3C-low.gifFigure 8-1 TPS53319EVM-136 Top Layer Assembly Drawing
GUID-97EC949D-F9F0-4190-94AF-2CCEFBC688D5-low.gifFigure 8-2 TPS53319EVM-136 Bottom Assembly Drawing
GUID-F536AC0E-3C08-44A4-A4D8-50FC99777B60-low.gifFigure 8-3 TPS53319EVM-136 Top Copper
GUID-EBFD370C-20A4-476F-B13A-684F444A81E6-low.gifFigure 8-4 TPS53319EVM-136 Layer 2 Copper
GUID-6EF0D5DF-0E1B-492F-9FF3-77228E04F4D9-low.gifFigure 8-5 TPS53319EVM-136 Layer 3 Copper
GUID-4BB7EE29-C312-43E7-BE64-2DEB07FD8E87-low.gifFigure 8-6 TPS53319EVM-136 Layer 4 Copper
GUID-28C387A4-FBAA-4752-A34D-3EEAA00724EA-low.gifFigure 8-7 TPS53319EVM-136 Layer 5 Copper
GUID-9E59C741-0AE8-45CF-A395-DC872E2C4B0E-low.gifFigure 8-8 TPS53319EVM-136 Bottom Layer Copper