SLVUAH4A August   2015  – October 2021 TPS54334

 

  1.   Trademarks
  2. 1Introduction
    1. 1.1 Background
    2. 1.2 Performance Specification Summary
    3. 1.3 Modifications
      1. 1.3.1 Output Voltage Set Point
      2. 1.3.2 Adjustable UVLO
  3. 2Test Setup and Results
    1. 2.1  Input/Output Connections
    2. 2.2  Efficiency
    3. 2.3  Output Voltage Load Regulation
    4. 2.4  Output Voltage Line Regulation
    5. 2.5  Load Transients
    6. 2.6  Loop Characteristics
    7. 2.7  Output Voltage Ripple
    8. 2.8  Input Voltage Ripple
    9. 2.9  Powering Up
    10. 2.10 Powering Down
  4. 3Board Layout
    1. 3.1 Layout
  5. 4Schematic and Bill of Materials
    1. 4.1 Schematic
    2. 4.2 Bill of Materials
  6. 5Revision History

2.7 Output Voltage Ripple

Figure 2-7, Figure 2-8, and Figure 2-9 show the TPS54334EVM-722 output voltage ripple for full load, light load, and skip mode operation. VIN = 12 V. The output The ripple voltage is measured directly across the output capacitors.

GUID-DA3FA1F9-1F40-4587-9AF2-F91360B1D117-low.gifFigure 2-7 TPS54334EVM-722 Output Ripple, IOUT = 3 A
GUID-B065C8E0-F351-4503-B3D6-5D7BDD231E22-low.gifFigure 2-8 TPS54334EVM-722 Output Ripple, IOUT = 200 mA
GUID-E92584FF-D082-446F-8350-785718DBD045-low.gifFigure 2-9 TPS54334EVM-722 Output Ripple, IOUT = 0 A