emitter

• Nom désignant un électrode dans un transistor d'où proviennent les électrons, ou plus généralement toute source qui émet quelque chose (particules, rayonnement, signal).

A noun referring to an electrode in a transistor from which electrons originate.

1. C1formaltechnical

   The electrode in a transistor from which charge carriers (electrons or holes) originate and flow into the base region.

   émetteur (dans un transistor)

   • The emitter is one of the three terminals of a bipolar junction transistor.
   • Current flows from the emitter to the collector through the base.
   • In an NPN transistor, the emitter is heavily doped to supply electrons.