Open Frequency Response Based PID Tuner
Open the Feedback controller subsystem and then open the PID Controller block
dialog. In Select Tuning Method, select Frequency Response Based and click Tune.
The Frequency Response Based PID Tuner opens for the buck converter controller.
The Frequency Response Based PID Tuner automatically tunes a PID controller for the
plant using two simulations. The first simulation generates a baseline response. The
7 PID Controller Tuning