Assuming you already have the system in question in LTSpice (or you could use another simulation tool, if you prefer) it is fairly straightforward.

An application handbook for the LTSpice IV program serves as a learning manual for both beginners and advanced users of the software.

We always enjoy [FesZ’s] videos, and his latest about FREQ function in LTSpice is no exception. In fact, LTSpice doesn’t document it, but it is part of the underlying Spice system. So, … ...

The essentials of current-mode-control modeling. What are modified average models? Verifying new LTspice models for different, previously unsupported power-supply topologies. When a power-supply ...

GaN Systems, the Ottawa fabless GaN specialist, has made available a new set of LTSpice simulation files that helps engineers model systems at three ...