TIDT441 July   2025

 

  1.   1
  2.   Description
  3.   Resources
  4.   Features
  5.   Applications
  6. 1Test Prerequisites
    1. 1.1 Voltage and Current Requirements
    2. 1.2 Dimensions
    3. 1.3 Precautions
  7. 2Testing and Results
    1. 2.1 Efficiency Graphs
    2. 2.2 Efficiency Data
      1. 2.2.1 28V Output Voltage
      2. 2.2.2 20V Output Voltage
      3. 2.2.3 15V Output Voltage
      4. 2.2.4 12V Output Voltage
      5. 2.2.5 9V Output Voltage
      6. 2.2.6 5V Output Voltage
    3. 2.3 Thermal Images
      1. 2.3.1 Buck Mode
      2. 2.3.2 Boost Mode
    4. 2.4 Bode Plots
    5. 2.5 Digital Communications: USB-C With DP ALT Mode
  8. 3Waveforms
    1. 3.1 Switching
    2. 3.2 Output Voltage Ripple
    3. 3.3 Load Transients

2.3.1 Buck Mode

PMP31344 Thermal Image at 12Vin, 5Vout, 5A – 25W (Boost Rectifier 37ºC, Inductor 38ºC, Buck Mosfet 40ºC, Buck Rectifier 39ºC)Figure 2-2 Thermal Image at 12Vin, 5Vout, 5A – 25W (Boost Rectifier 37ºC, Inductor 38ºC, Buck Mosfet 40ºC, Buck Rectifier 39ºC)
PMP31344 Thermal Image at 20Vin, 5Vout, 5A – 25W (Inductor 41ºC, Buck Mosfet 45ºC)Figure 2-3 Thermal Image at 20Vin, 5Vout, 5A – 25W (Inductor 41ºC, Buck Mosfet 45ºC)