SLVU300A June   2009  – October 2021 TPS54325

 

  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
  3. 2Test Setup and Results
    1. 2.1  Test Setup
    2. 2.2  Test Procedure
    3. 2.3  Efficiency
    4. 2.4  Load Regualtion
    5. 2.5  Line Regulation
    6. 2.6  Load Transient Response
    7. 2.7  Output Voltage Ripple
    8. 2.8  Input Voltage Ripple
    9. 2.9  Start Up
    10. 2.10 Switching Frequency
  4. 3Board Layout
    1. 3.1 Layout
  5. 4Schematic and Bill of Materials
    1. 4.1 Schematic
    2. 4.2 Bill of Materials
  6. 5References
  7. 6Revision History

2.3 Efficiency

Figure 2-2 shows the efficiency for the TPS54325EVM at an ambient temperature of 25°C. The EVM was modified for operation at 3.3-, 2.5- and 1.8-V output using the R1 and R4 values inTable 1-3.

GUID-204D6654-D6B2-4381-8979-97B1798C2C77-low.gifFigure 2-2 TPS54325EVM Efficiency