1996 | OriginalPaper | Buchkapitel
The junction transistor
verfasst von : Ariacutty Jayendran, Rajah Jayendran
Erschienen in: Englisch für Elektroniker
Verlag: Vieweg+Teubner Verlag
Enthalten in: Professional Book Archive
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The junction transistor consists of three semiconductor regions with two sharp junctions between them. The regions are arranged in the order npn or pnp, and are called emitter, base, and collector. The two possible types of transistor are shown in Fig 5.1 with their circuit symbols. The central region is very narrow in width, and has a much lower impurity concentration than the two outer regions.