SLVU814A November   2012  – October 2021 TPS54339E

 

  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
    4. 4.4  Load Regulation
    5. 4.5  Line Regulation
    6. 4.6  Closed Loop Response
    7. 4.7  Load Transient Response
    8. 4.8  Output Voltage Ripple
    9. 4.9  Input Voltage Ripple
    10. 4.10 Start-Up
    11. 4.11 Shut-Down
  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 Efficiency

Figure 4-1 shows the efficiency for the TPS54339EEVM-056 at an ambient temperature of 25°C.

GUID-4F44A9C3-D6C2-40F1-85D2-08ED6B1FBC01-low.png Figure 4-1 TPS54339EEVM-056 Efficiency

Figure 4-2 shows the efficiency at light loads for the TPS54339EEVM-056 at an ambient temperature of 25°C.

GUID-908AEB82-7A64-4D54-9CAE-5A1EF3B4B3A3-low.png Figure 4-2 TPS54339EEVM-056 Light-Load Efficiency