TIDT447 June   2025

 

  1.   1
  2.   Description
  3.   Resources
  4.   Features
  5.   Applications
  6. 1Test Prerequisites
    1. 1.1 Voltage and Current Requirements
    2. 1.2 Required Equipment
    3. 1.3 Safety Considerations
    4. 1.4 Dimensions
  7. 2Testing and Results
    1. 2.1 Efficiency Graphs
    2. 2.2 Efficiency Data
    3. 2.3 Thermal Images
    4. 2.4 Bode Plots
  8. 3Waveforms
    1. 3.1 Switching
    2. 3.2 Output Voltage Ripple
    3. 3.3 Input Voltage Ripple
    4. 3.4 Load Transients

3.4 Load Transients

Figure 3-5 represents load transient response between 0A to 25A load step. Output voltage is about 580mV, around 5%. Output voltage overshoot is about 620mV, around 5% as well. For this testing, slew rate is set to be 5A/µs. Rise time is 6.820µs and fall time is 7.967µs.

PMP23591 Load Transient 0A to 25A Figure 3-5 Load Transient 0A to 25A

Figure 3-6 represents load transient response between 25A to 50A load step. Output voltage is about 580mV, around 5%. Output voltage overshoot is about 620mV, around 5% as well. For this testing, slew rate is set to be 5A/µs. Rise time is 6µs and fall time is 6.273µs.

PMP23591 Load Transient 25A to 50A Figure 3-6 Load Transient 25A to 50A