Multilayer Inductor Construction

A multilayer inductor comprises a plurality of magnetic layers and metal electrode tracks formed on the magnetic layers. A ceramic-inorganic material composite is placed in the magnetic core area in the pattern of coils formed by the metal electrode tracks. The ceramic-inorganic material composite c...

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Bibliographische Detailangaben
Hauptverfasser: CHIANG, Yeat Shing, PANG, Wenshan, ZHANG, Jacken
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:A multilayer inductor comprises a plurality of magnetic layers and metal electrode tracks formed on the magnetic layers. A ceramic-inorganic material composite is placed in the magnetic core area in the pattern of coils formed by the metal electrode tracks. The ceramic-inorganic material composite comprises two or more first layers and second layers. The first layers comprise a ceramic material having a positive slope of the dielectric constant versus temperature curve. The second layers comprise an inorganic material having a negative slope of the dielectric constant versus temperature curve. The first layers and the second layers are stacked on each other in an alternating manner. The metal electrode tracks are arranged in such a way that the void space between two adjacent metal electrode tracks where no effective magnetic lines of force exist is minimized. The multilayer inductor enables stable device characteristics and enhances the inductive performance.