TIDT331 august   2023

 

  1.   1
  2.   Description
  3.   Features
  4.   Application
  5. 1Performance Specification
  6. 2Testing and Results
    1. 2.1 Efficiency Graph
    2. 2.2 Efficiency Data
    3. 2.3 Thermal Images
  7. 3Waveforms
    1. 3.1 Start-Up
    2. 3.2 Load Transients
    3. 3.3 Steady-State Waveforms

Start-Up

Figure 3-3 illustrates the start-up behavior of the PMP22951 with a 2-A load.

C1 = Secondary Winding Voltage, C2 = Output Voltage, C3 = Leg1 Low-Side PWM

GUID-20230807-SS0I-D6CF-Q6KG-3LVCXXGZF8VK-low.pngFigure 3-1 385-V Input, 54-V Output Start-Up