Tl494 Ltspice (2025)

: Switching power supplies can take a long time to stabilize. Use the .ic V(out)=0 command or the Startup directive to help the solver.

You can create the following circuit in LTspice: tl494 ltspice

: Push-pull operation (alternating outputs). : Switching power supplies can take a long time to stabilize

Even with a good model, you will encounter issues. Here is a debugging checklist: tl494 ltspice