TIDT296 September   2022

 

  1.   Description
  2.   Features
  3.   Applications
  4. 1Test Prerequisites
    1. 1.1 Voltage and Current Requirements
    2. 1.2 Required Equipment
  5. 2Testing and Results
    1. 2.1 Efficiency Graphs
    2. 2.2 Cross Regulation
    3. 2.3 Thermal Images
  6. 3Waveforms
    1. 3.1 Start-Up
    2. 3.2 Undervoltage Protection
    3. 3.3 Output Voltage Ripple
    4. 3.4 Load Transients
    5. 3.5 Switching Node Waveforms
    6. 3.6 Short-Circuit Test
    7. 3.7 Diode Voltage Stress

3.7 Diode Voltage Stress

Figure 3-15 through Figure 3-18 show the PMP90994 diode voltage stress waveforms.

GUID-20220815-SS0I-PP8M-CNHR-KCGDWZSLLTJD-low.png Figure 3-15 Channel A Diode Voltage Stress VIN = 10 V, IOUT1 = 80 mA, IOUT2 = 80 mA
GUID-20220815-SS0I-40V2-1GQK-CHH0H242ZMZ6-low.png Figure 3-16 Channel A Diode Voltage Stress VIN = 12 V, IOUT1 = 80 mA, IOUT2 = 80 mA
GUID-20220815-SS0I-CS8F-QNLD-CK0KDMH50VRZ-low.png Figure 3-17 Channel A Diode Voltage Stress VIN = 18 V, IOUT1 = 80 mA, IOUT2 = 80 mA
GUID-20220815-SS0I-3TWG-7RWP-SSCNQXJLTGT6-low.png Figure 3-18 Channel A Diode Voltage Stress VIN = 20 V, IOUT1 = 80 mA, IOUT2 = 80 mA