TIDT400 July   2024

 

  1.   1
  2.   Description
  3.   Features
  4.   Applications
  5. 1Test Prerequisites
    1. 1.1 Voltage and Current Requirements
    2. 1.2 Suggested Equipment
    3. 1.3 General Texas Instruments High Voltage Evaluation (TI HV EMV) User Safety Guidelines
  6. 2Testing and Results
    1. 2.1 Load Regulation
    2. 2.2 Efficiency Graphs
    3. 2.3 Power Factor (PF) and Input Current Total Harmonic Distortion (iTHD)
    4. 2.4 Efficiency, PF, and THD Data
    5. 2.5 Thermal Images
    6. 2.6 Bode Plots
  7. 3Waveforms
    1. 3.1 Switching
    2. 3.2 Output Voltage Ripple
    3. 3.3 Output Current Ripple
    4. 3.4 Load Transients
    5. 3.5 Start-Up Sequence

2.3 Power Factor (PF) and Input Current Total Harmonic Distortion (iTHD)

Graphs of PF and iTHD are shown in Figure 2-4 and Figure 2-5.

PMP23464 Power FactorFigure 2-4 Power Factor
PMP23464 Input Current THDFigure 2-5 Input Current THD