![background image](http://html.mh-extra.com/html/texas-instruments/ucc27517/ucc27517_user-manual_1094797051.webp)
Monitoring, Re-configuring and Re-tuning with Designer GUI
14.4 Feedback Control Loop Tuning and Re-Tuning with GUI
After click the tab of Designer, the page is shown as in
. In the UCD3138PFCEVM-026, this
page is dedicated to the feedback loop design. This page including two sub-pages. One is for the current
loop PID coefficients and the other is for the voltage feedback loop which uses PI control.
Figure 46. Page of Designer
51
SLUU885B – March 2012 – Revised July 2012
Digitally Controlled Single-Phase PFC Pre-Regulator
Copyright © 2012, Texas Instruments Incorporated