SNVU737A December   2020  – December 2021 LM5123-Q1

 

  1.   Trademarks
  2. 1Introduction
    1. 1.1 Applications
    2. 1.2 Features
  3. 2EVM Setup
    1. 2.1 EVM Characteristics
    2. 2.2 EVM Connectors and Test Points
    3. 2.3 EVM Configurations
      1. 2.3.1 Output Voltage Tracking
  4. 3Test Setup and Procedures
    1. 3.1 Equipment
  5. 4Test Results
    1. 4.1 Efficiency
    2. 4.2 Load Regulation
    3. 4.3 Thermal Performance
    4. 4.4 Start-up Waveforms
    5. 4.5 Steady State Operation
    6. 4.6 Load Transient Response
    7. 4.7 Output Voltage Tracking
  6. 5PCB Layers
  7. 6Schematic
  8. 7Bill of Materials
  9. 8Revision History

4.1 Efficiency

Figure 4-1 shows the efficiency of the evaluation module when configured in FPWM switching mode.

Figure 4-1 Efficiency: VOUT = 24-V

Figure 4-2 shows the efficiency comparison between Skip switching mode and FPWM switching mode at light loading conditions.

Figure 4-2 Efficiency: VOUT = 24-V Light Load