e-PassiveBlog

How to reduce EMI using ferrite beads? Ferrite cores can be a bit tricky, which is why it’s important to...

This article elaborates on properties and selection of storage inductors for DC/DC converter applications. The post is based on Würth...

This guide compares resistor technologies that sit outside the mainstream thick-film chip and conventional thin-film resistor families: metal-element, metal-oxide film,...

Thick-film chip resistors are the mainstream general-purpose resistor technology for surface-mount electronics. They combine low cost, broad resistance ranges, compact...

SMD surface mount inductors can be easily placed by high‑speed pick‑and‑place machines and thus reduce assembly cost compared to through‑hole...

MELF (Metal Electrode Leadless Face) resistors are cylindrical surface‑mount resistors that combine the reliability and precision of classic film resistors...

This guide summarizes design‑relevant aspects of thin film, metal film and metal foil resistors, with emphasis on selection, derating and...

Wirewound resistors are type of passive components in which metal wires are used to reduce or restrict the flow of...

How to calculate transformator, which losses and parasitic parameters are there in the transformer and how can they be measured...