Gluing Ferrite Cores – John Dunn, Consultant, Ambertec, P.E., P.C. Audible vibration can be troublesome with ferrite core transformers. There is no set of “do this and do that” instructions that can ...

We are told that this kind of core is extremely effective at confining the magnetic fields of the transformer windings to within the confines of the core itself and conversely, that this kind of ...

That transformer remains stationary, but a pair of permanent magnets move. When the key is up, the magnets are close to the core and cause the transformer to saturate, so there is little or no ...

The ferrite cores handle more power, work even when hot, and come in many shapes for use in energy, transport, and medical ...

Wideband Miniature Transformers Jan. 4, 2013 For aerospace and other ultra-critical applications requiring miniature ferrite-core transformers, Coilcraft CPS has introduced the new AE458RFW Series.

Ferrite cores have relatively low permeability, low saturation flux density, and low Curie temperature. The powder also reduces the generation of eddy currents, a source of loss in transformers.

The new standardised large-size core program contains E, U, I, PM, and PQ cores in the N27, N87, N88, N92, N95, and N97 power materials. Accessories like coil former and mounting hardware are ...

Other specs include flux densities from 490 mT at 25°C to 400 mT at 100°C and core-loss characteristics of 80 kW/m3 at 400 kHz, 50 mT to 600 kW/m3 at 1 MHz 50 mT, also at 100°C.

Iron cores versus ferrite Most of today’s SMPS designs use ferrite core transformers but they can also be easily saturated with strong magnets by consumers trying to stop their meter from registering ...