TIDT421 November   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 Efficiency Graphs
    2. 2.2 Power Factor (PF) and Input Current Total Harmonic Distortion (iTHD)
    3. 2.3 Efficiency, PF, and THD Data
    4. 2.4 Standby Power
    5. 2.5 Thermals
    6. 2.6 Bode Plots
  7. 3Waveforms
    1. 3.1 Switching
    2. 3.2 Output Voltage Ripple
    3. 3.3 Load Transients
    4. 3.4 Start-Up Sequence

2.6 Bode Plots

Figure 2-9 shows the Bode plot of the current loop.

Note: Test conditions: E-load constant voltage mode, 18V, 19A load
PMP23454 Bode Plot of CC ModeFigure 2-9 Bode Plot of CC Mode

Figure 2-10 shows the Bode plot of the voltage loop.

Note: Test conditions: E-load constant current mode, 22.5V, 19A load
PMP23454 Bode Plot of CV ModeFigure 2-10 Bode Plot of CV Mode