SLVU677A August   2012  – August 2021 TPS54494

 

  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
      1. 4.3.1 Efficiency of Converter 1
      2. 4.3.2 Efficiency of Converter 2
    4. 4.4 Load Regulation
      1. 4.4.1 Load Regulation of Converter 1
      2. 4.4.2 Load Regulation of Converter 2
    5. 4.5 Line Regulation
      1. 4.5.1 Line Regulation Converter 1
      2. 4.5.2 Line Regulation Converter 2
    6. 4.6 Load Transient Response
      1. 4.6.1 Load Transient Response Converter 1
      2. 4.6.2 Load Transient Response Converter 2
    7. 4.7 Output Voltage Ripple
      1. 4.7.1 Output Voltage Ripple Converter 1
      2. 4.7.2 Output Voltage Ripple Converter 2
    8. 4.8 Input Voltage Ripple
    9. 4.9 Start-Up
      1. 4.9.1 Converter 1 Start-Up
      2. 4.9.2 Converter 2 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

4.3.1 Efficiency of Converter 1

Figure 4-1 shows the efficiency for the converter 1 on the TPS54494EVM at an ambient temperature of 25°C.

GUID-A5107F5D-5E5D-4F8A-B8FF-CDCDE3A21ABD-low.pngFigure 4-1 TPS54494EVM Converter 1 Efficiency

Figure 4-2 shows the light load efficiency for converter 1 on the TPS54494EVM at an ambient temperature of 25°C.

GUID-9121B243-6FB7-4A44-9A6E-5DF26758578F-low.pngFigure 4-2 TPS54494EVM Converter 1 Light Load Efficiency
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