Performance Data and Typical Characteristic Curves
13
SLUUBV6 – August 2018
Copyright © 2018, Texas Instruments Incorporated
Using the UCC28780EVM-021, 45-W, 20-V High-Density Silicon (Si) Based,
Active-Clamp Flyback Converter/Evaluation Module
5.8
Output Ripple Voltage
CH3 = Output Voltage Ripple
Figure 21. V
OUT_pp
= 40.0mV, V
IN
= 115 V
RMS
, I
OUT
= 2.25 A
Figure 22. V
OUT_pp
= 38.6mV, V
IN
= 230 V
RMS
, I
OUT
= 2.25 A
Figure 23. V
OUT_pp
< 80 mV, V
IN
= 115V
RMS
, I
OUT
= 1.125 A
Figure 24. V
OUT_pp
< 80mV, V
IN
= 230V
RMS
, I
OUT
= 1.125 A
Figure 25. V
OUT_pp
= 24.3 mV, V
IN
= 115V
RMS
, I
OUT
= 0 A
Figure 26. V
OUT_pp
= 24.3mV, V
IN
= 230V
RMS
, I
OUT
= 0 A