Hi TI,
I found a higher Ripple & Noise at high line 264Vac by using UCC28711 to supply +15/-15V outputs at 0.75A each.
Why is this so? Any way to solve this?
Attach the Ripple Noise waveforms at 264Vac and at 90Vac for your reference.
Thank you.
Regards,
KK
+15V R&N Waveform at 90Vac 50Hz 0.75A load each.
-15V R&N Waveform at 90Vac 50Hz 0.75A load each.