SLVT222 October   2025

 

  1.   1
  2.   Description
  3.   Resources
  4.   Features
  5.   Applications
  6.   6
  7. 1Test Prerequisites
    1. 1.1 Voltage and Current Requirements
    2. 1.2 Required Equipment
    3. 1.3 Dimensions
  8. 2Testing and Results
    1. 2.1 Efficiency Graphs
    2. 2.2 Efficiency Data
    3. 2.3 Thermal Images
    4. 2.4 Bode Plots
  9. 3Waveforms
    1. 3.1 Switch Node Waveforms
  10.   Trademarks

2.3 Thermal Images

The thermal image below shows the operating temperature of the top side of the board with 18Vdc input and 4.2Vout at 5A at room temperature and no air flow. The soak time was 20 minutes.

PMP23580 Top Side of the Board Figure 2-5 Top Side of the Board

The thermal image below shows the operating temperature of the bottom side of the board with 18Vdc input and 4.2Vout at 5A at room temperature and no air flow. The soak time was 20 minutes.

PMP23580 Bottom Side of the Board Figure 2-6 Bottom Side of the Board

The thermal image below shows the operating temperature of the top side of the board with 4.2Vdc input and 26.5Vout at 5A(input current limited) at room temperature and no air flow. The soak time was 20 minutes.

PMP23580 Top side of the board Figure 2-7 Top side of the board

The thermal image below shows the operating temperature of the bottom side of the board with 4.2Vdc input and 26.5Vout at 5A(input current limited) at room temperature and no air flow. The soak time was 20 minutes.

PMP23580 Bottom Side of the Board Figure 2-8 Bottom Side of the Board