8.10 Output Voltage Adjustment by USB-C PD
Figure 8-17. USB-C PD Output Change from 5 V to
20 V
Figure 8-18. USB-C PD Output Change from 20 V to
5 V
Figure 8-19. 5-V Output Power On
Figure 8-20. 5-V Output Power Off
8.11 Line Transient Response
Yellow = VOUT, Red = Line voltage.
Figure 8-21. Output Voltage Response to Line
Transient with Full Load.
Figure 8-22. Output Voltage Response to Line
Transient with No Load.
8.12 Output Ripple Voltage
Blue = Output Voltage Ripple, Oscilloscope Channel Bandwidth = 20 MHz, Voltage span between two dashed
lines is 150 mV. The ripples are with the 50% load condition unless specified in the associated figures.
Performance Data and Typical Characteristic Curves
SLUUBZ3B – MAY 2020 – REVISED AUGUST 2020
Using the UCC28782EVM-030 65-W USB-C PD High-Density Active-Clamp
Flyback Converter
19
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