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

4.6 Output Voltage Ripple

The TPS54550EVM-158 output voltage ripple is shown in Figure 4-6. The input voltage is VIN = 12 V for the TPS54550. Output current is the rated full load of 5 A. Voltage is measured directly across output capacitors.

GUID-24152AC5-394D-4910-8FC3-FD7D35EF3F63-low.gifFigure 4-6 Measured Output Voltage Ripple, TPS54550