TIDT394 May   2024

 

  1.   1
  2.   Description
  3.   Features
  4.   Applications
  5. 1Test Prerequisites
    1. 1.1 Voltage and Current Requirements
    2. 1.2 Required Equipment
    3. 1.3 Considerations
    4. 1.4 Dimensions
  6. 2Testing and Results
    1. 2.1 Efficiency Graphs
    2. 2.2 Efficiency Data
    3. 2.3 Thermal Images
    4. 2.4 Bode Plots
  7. 3Waveforms
    1. 3.1 Switching
    2. 3.2 Voltage Ripple
    3. 3.3 Short-Circuit Protection
    4. 3.4 Load Transients
    5. 3.5 Start-up Sequence
    6. 3.6 Current Monitor Output

2.3 Thermal Images

Figure 2-3 and Figure 2-4 show the thermal performance of the top and bottom side of the PMP23389 board, respectively. All images captured with the PMP23389 board on an open bench top, 25ºC ambient, and after a 30-minute warm up.

PMP23389 Top View, 12V Input, 5.1V Output Figure 2-3 Top View, 12V Input, 5.1V Output
PMP23389 Bottom View, 12V Input, 5.1V Output Figure 2-4 Bottom View, 12V Input, 5.1V Output