TIDT396 June   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 Graph
    2. 2.2 Efficiency Data
    3. 2.3 Thermal Image
    4. 2.4 Bode Plots
  7. 3Waveforms
    1. 3.1 Switching
    2. 3.2 Voltage Ripple
    3. 3.3 Load Transients
    4. 3.4 Turn-on Response

3.2 Voltage Ripple

PMP23470 Output Ripple Voltage Figure 3-3 Output Ripple Voltage

Output ripple voltage, 48V input, 700mA load, measured across C26

50mV/div; 800ns/div; 20MHz bandwidth

Measured 100mVpeak-to-peak

PMP23470 Input Ripple Voltage Figure 3-4 Input Ripple Voltage

Input ripple voltage, 48V input, 700mA output, measured across J1

10mV/div; 800ns/div; 20MHz bandwidth

Measured 12mVpeak-to-peak