TIDT420 March   2025

 

  1.   1
  2.   Description
  3.   Features
  4.   Applications
  5. 1Test Prerequisites
    1. 1.1 Voltage and Current Requirements
    2. 1.2 Considerations
    3. 1.3 Dimensions
  6. 2Testing and Results
    1. 2.1 Efficiency Graphs
    2. 2.2 Efficiency Data
    3. 2.3 Thermal Images
  7. 3Waveforms
    1. 3.1 Switching
    2. 3.2 Load Transients
      1. 3.2.1 Output Volage 1
      2. 3.2.2 Output Voltage 2
      3. 3.2.3 Output Voltage 3
    3. 3.3 Start-up Sequence

3.3 Start-up Sequence

Figure 3-6 shows the startup behavior into full load (550mA + 2 × 160mA).

PMP31345 Start-up Figure 3-6 Start-up
  • CH3: DC-coupled output voltage, output 1 (550mA) [scale: 5V/div, 5ms/div, 20MHz BW]
  • CH4: DC-coupled input voltage [scale: 2V/div, 5ms/div, 20MHz BW]