SLVU493A October   2011  – October 2021 TPS54229

 

  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
    4. 4.4 Load Regulation
    5. 4.5 Line Regulation
    6. 4.6 Load Transient Response
    7. 4.7 Output Voltage Ripple
    8. 4.8 Input Voltage Ripple
    9. 4.9 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

4.9 Start-Up

The TPS54229EVM-056 start-up waveforms relative to VIN are shown in Figure 4-8 and Figure 4-9.

GUID-ACE2D4FB-3535-4856-AE0C-7F0863EA5E20-low.gifFigure 4-8 TPS54229EVM-056 Start-Up Relative to VIN With SS
GUID-F9B08CBF-DD7B-4895-9675-93E64D9BFC81-low.gifFigure 4-9 TPS54229EVM-056 Start-Up Relative to VIN With VREG5

The TPS54229EVM-056 start-up waveforms relative to enable (EN) are shown in Figure 4-10 and Figure 4-11.

GUID-EAC23DF1-AEE7-4F06-9FCD-22698BB6AF8C-low.gifFigure 4-10 TPS54229EVM-056 Start-Up Relative to EN With SS
GUID-549790E2-8AD5-4410-AB8D-1C0CA9EFE7D2-low.gifFigure 4-11 TPS54229EVM-056 Start-Up Relative to EN With VREG5