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

3.3 Output Voltage Ripple

Figure 3-5 through Figure 3-7 show the output voltage ripple waveforms at the conditions indicated in the image title.

GUID-20220815-SS0I-JH0L-7LRW-4R5PX1ZB04BX-low.pngFigure 3-5 VOUT1 +23-V Output Ripple, VIN = 12 V, IOUT1 = 80 mA, IOUT2 = 80 mA
GUID-20220815-SS0I-CPR9-X2L3-MX2G6HQSTRG6-low.pngFigure 3-6 VOUT1 +15-V Output Ripple, VIN = 12 V, IOUT1 = 80 mA, IOUT2 = 80 mA
GUID-20220815-SS0I-27RH-RSJ6-LSB08RKCKV5F-low.pngFigure 3-7 VOUT1 –8-V Output Ripple, VIN = 12 V, IOUT1 = 80 mA, IOUT2 = 80 mA