Tl494 — Ltspice

: Look for "unofficial" models on community forums like Groups.io LTspice or GitHub . File Placement : Place TL494.asy in your LTspice/lib/sym/Misc folder. Place TL494.sub in your LTspice/lib/sub folder.

When simulating SMPS in LTspice, "Timestep too small" errors are common. tl494 ltspice