SLVU768A August   2012  – October 2021 TPS542941

 

  1.   Trademarks
  2. 1Introduction
  3. 2Performance Specification Summary
  4. 3Modifications
    1. 3.1 Output Voltage Setpoint
    2. 3.2 Output Filter and Closed-Loop Response
  5. 4Test Setup and Results
    1. 4.1 Input/Output Connections
    2. 4.2 Start-Up Procedure
    3. 4.3 Efficiency
      1. 4.3.1 Efficiency of Converter 1
      2. 4.3.2 Efficiency of Converter 2
    4. 4.4 Load Regulation
      1. 4.4.1 Load Regulation of Converter 1
      2. 4.4.2 Load Regulation of Converter 2
    5. 4.5 Line Regulation
      1. 4.5.1 Line Regulation Converter 1
      2. 4.5.2 Line Regulation Converter 2
    6. 4.6 Load Transient Response
      1. 4.6.1 Load Transient Response Converter 1
      2. 4.6.2 Load Transient Response Converter 2
    7. 4.7 Output Voltage Ripple
      1. 4.7.1 Output Voltage Ripple Converter 1
      2. 4.7.2 Output Voltage Ripple Converter 2
    8. 4.8 Input Voltage Ripple
    9. 4.9 Start-Up
      1. 4.9.1 Converter 1 Start-Up
      2. 4.9.2 Converter 2 Start-Up
  6. 5Board Layout
    1. 5.1 Layout
  7. 6Schematic, Bill of Materials, and Reference
    1. 6.1 Schematic
    2. 6.2 Bill of Materials
    3. 6.3 Reference
  8. 7Revision History

4.7.1 Output Voltage Ripple Converter 1

The output voltage ripple of converter 1 on the TPS542941EVM is shown in Figure 4-11. The output current is the rated full load of 3 A.

GUID-40205E94-BF9B-463B-B7B0-BD2621C50A36-low.gifFigure 4-11 TPS542941EVM Converter 1 Output Voltage Ripple

The output voltage ripple of converter 1 on the TPS542941EVM during Eco-mode™ operation at no load is shown in Figure 4-12.

GUID-EFCDF7D7-523E-470A-868C-A4CF1E6A65EB-low.gifFigure 4-12 TPS542941EVM Converter 1 Eco-mode™ Output Voltage Ripple at No Load