SLVU719B May   2012  – November 2021 TPS53819A

 

  1.   Trademarks
  2. 1 Description
    1. 1.1 Typical Applications
    2. 1.2 Features
  3. 2 Electrical Performance Specifications
  4. 3 Schematic
  5. 4 Test Setup
    1. 4.1 Test and Configuration Software
      1. 4.1.1 Description
      2. 4.1.2 Features
    2. 4.2 Test Equipment
    3. 4.3 Recommended Test Setup
      1. 4.3.1 Input Connections
      2. 4.3.2 Output Connections
      3. 4.3.3 Other Connections
    4. 4.4 List of Test Points
    5. 4.5 Jumper Configuration: Enable Selection
  6. 5 EVM Configuration Using the Fusion GUI
    1. 5.1 Configuration Procedure
    2. 5.2 Default Fusion GUI Screenshots and Description
  7. 6 Test Procedure
    1. 6.1 Line and Load Regulation and Efficiency Measurement Procedure
    2. 6.2 Control Loop Gain and Phase Measurement Procedure
    3. 6.3 Equipment Shutdown
  8. 7 Performance Data and Typical Characteristic Curves
    1. 7.1  Efficiency
    2. 7.2  Load Regulation
    3. 7.3  Line Regulation
    4. 7.4  fSW Versus Load
    5. 7.5  Bode Plot
    6. 7.6  Transient Response
    7. 7.7  Output Ripple
    8. 7.8  Switching Node
    9. 7.9  Turn-On Waveform
    10. 7.10 Turn-Off Waveform
    11. 7.11 Pre-bias Turn-On Waveform
    12. 7.12 Thermal Images
  9. 8 EVM Assembly Drawing and PCB layout
  10. 9 Bill of Materials
  11. 10Revision History

5.2 Default Fusion GUI Screenshots and Description

Figure 5-2 is a screenshot of the General tab of the Fusion GUI with default configuration where the general configuration parameters can be set. After modifying a parameter the Write to Hardware button must be clicked to apply it. When power cycling all parameters reset to the values stored in flash. To change the values stored in flash, click the Store RAM to Flash button. Figure 5-3 is a screenshot of the All Config tab where all accessible registers are viewed. Figure 5-4 is a screenshot of the Status screen selected on the bottom-left corner. The USB adapter settings are found in the File menu of the Digital Fusion GUI.

GUID-DFF68509-B58C-4D6B-A903-71153864B5E3-low.gifFigure 5-2 TPS53819A GUI Configure General Tab
GUID-2A6800C2-1842-410C-8704-5061E15CE303-low.gifFigure 5-3 TPS53819A GUI Configure, All Config Tab
GUID-744C2EF4-ECC6-4C47-8EB8-C6B070432202-low.gifFigure 5-4 TPS53819A GUI Status