ARTEK / TECHNICAL BLOG

Practical guidance for component selection.

Selection steps, technical concepts and enquiry guidance for ferrite cores and EMI filters.

EMI / Cable ferrites

How to choose a cable ferrite: diameter, frequency and installation

Choose a cable ferrite by cable diameter, interference frequency, impedance and installation. Practical selection steps and enquiry guidance.

5 min readRead guide →

Power electronics / ETD cores

ETD29, ETD39 or ETD44: how to choose a ferrite core for an SMPS

Compare ETD29, ETD39 and ETD44 cores by material, AL, air gap and bobbin fit. A practical ferrite core selection guide for SMPS designs.

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Material selection / Toroids

Ferrite vs iron-powder toroids: which core suits your inductor?

Compare ferrite and iron-powder toroids, DC-bias behaviour and -26/-52 material codes. A practical checklist for choosing an inductor core.

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EMC / Power filters

How to choose a single-phase EMI filter: current, leakage and installation

Select a single-phase EMI filter by voltage, current, temperature, leakage and installation. Learn how to read insertion-loss curves and datasheets.

5 min readRead guide →