Bel Fuse Inc 257548

Core materials are produced in a variety of forms including end-grain balsa wood, PVC foam, urethane foam, non-woven core fabrics, and various types of honeycomb materials.

The operating temperature is the range of ambient temperature within which a power supply, or any other electrical equipment, operate in. This ranges from a minimum operating temperature, to a peak or maximum operating temperature, outside which, the power supply may fail.

In electrical engineering, impedance is the opposition to alternating current presented by the combined effect of resistance and reactance in a circuit.