Ferrite Core Transformer Calculation Software |link| May 2026

Download the free TDK tool first. If you outgrow it after six months, buy Magnetics Designer. Skip PExprt unless your company pays for it.

Spreadsheet-only calculators. Ferrite transformers have too many non-linear variables (gap, fringing, core loss) for a basic Excel sheet to handle reliably. ferrite core transformer calculation software

If you design flyback, forward, push-pull, or LLC converters, you know that ferrite transformer design is the most tedious part. Unlike iron powder cores, ferrite requires careful handling of air gaps, saturation flux density (Bsat), and core losses at high frequencies. Here is how the top software tools compare. 1. PExprt (by Ansys) – Best for Professional SMPS Design Rating: 4.7/5 Price: $$$ (Commercial license) Download the free TDK tool first