SLVU151A April   2013  – August 2021 TPS54350 , TPS54550

 

  1.   Trademarks
  2. 1Background
  3. 2Performance Specification Summary
  4. 3Modifications
    1. 3.1 Output Voltage Set Point
    2. 3.2 Input Voltage Range
  5. 4Test Setup and Results
    1. 4.1 Input / Output Connections
    2. 4.2 Efficiency
    3. 4.3 Output Voltage Regulation
    4. 4.4 Load Transients
    5. 4.5 Loop Characteristics
    6. 4.6 Output Voltage Ripple
    7. 4.7 Input Voltage Ripple
    8. 4.8 Powering Up
  6. 5Board Layout
    1. 5.1 Layout
  7. 6Schematic and Bill of Materials
    1. 6.1 Schematic
    2. 6.2 Bill of Materials
  8. 7Revision History

4.4 Load Transients

The TPS54550EVM-158 response to load transients is shown in Figure 4-4. The current step is from 25% to 75% of maximum rated load. Total peak-to-peak voltage variation is as shown, including ripple and noise on the output.

GUID-52A551E0-34BF-4412-B492-12CE037C3CD0-low.gifFigure 4-4 Load Transient Response, TPS54550