TIDT419 January   2025

 

  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
    5. 1.5 Test Setup
  6. 2Testing and Results
    1. 2.1 Efficiency Graphs
    2. 2.2 Efficiency Data
    3. 2.3 Thermal Images
    4. 2.4 Charge Time and Holdup Time
  7. 3Waveforms
    1. 3.1 Switching
    2. 3.2 Input and Output Voltage Ripple
      1. 3.2.1 Buck Converter
      2. 3.2.2 Boost Converter
    3. 3.3 Load Transients
    4. 3.4 Start-up Sequence

2.3 Thermal Images

Figure 2-3 and Figure 2-4 show the PMP23518 thermal images.

PMP23518 Buck Mode, Top of Board Figure 2-3 Buck Mode, Top of Board
PMP23518 Boost Mode, Top of Board Figure 2-4 Boost Mode, Top of Board