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Gummel number

См. также в других словарях:

  • Gummel-Zahl — Die Gummel Zahl (englisch gummel number) GB ist in der Halbleiterschaltungstechnik ein Maß für den Emitter Wirkungsgrad. Sie gibt Aufschluss über die Stromverstärkung bei Bipolartransistoren.[1] Benannt wurde diese Größe nach Hermann Gummel …   Deutsch Wikipedia

  • Gummel plot — In electronics, the Gummel plot is the combined plot of the electric currents I c and I b of a transistor vs. the base emitter voltage, V {be}, on a semi logarithmic scale. This plot is very useful in device characterization because it reflects… …   Wikipedia

  • Hermann Gummel — Hermann K. Gummel is a pioneer in semiconductor industry.Gummel joined Bell Labs in 1957. Since this time he made a number of fundamental contributions in areas central to electronic design.Among the most important of his contributions are the… …   Wikipedia

  • Gummelzahl — Die Gummel Zahl (engl. gummel number) GB ist in der Halbleitertechnik definiert als das Integral über die Dotierstoffkonzentration in der Basis eines Transistors. Hierbei ist W die Weite des quasineutralen Basisgebietes und NB(x) die i. a.… …   Deutsch Wikipedia

  • SPICE — (Simulation Program with Integrated Circuit Emphasis) is a general purpose analog electronic circuit simulator.It is a powerful program that is used in IC and board level design to check the integrity of circuit designs and to predict circuit… …   Wikipedia

  • Caucasus Germans — ( de. Kaukasiendeutsche) are part of the German minority in Russia and the Soviet Union. They migrated to the Caucasus largely in the first half of the 19th century and settled in the North Caucasus, Georgia, Azerbaijan, Armenia, and in the Kars… …   Wikipedia

  • Current mirror — A current mirror is a circuit designed to copy a current through one active device by controlling the current in another active device of a circuit, keeping the output current constant regardless of loading. The current being copied can be, and… …   Wikipedia

  • Transistor models — Transistors are complicated devices. In order to ensure the reliable operation of circuits employing transistors, it is necessary to scientifically model the physical phenomena observed in their operation using transistor models. There exists a… …   Wikipedia

  • Tovuz, Azerbaijan — Infobox Settlement official name =Tovuz native name = pushpin pushpin mapsize =300 subdivision type = Country subdivision name = flag|Azerbaijan subdivision type1 = Rayon subdivision name1 =Tovuz leader title = leader name = established title =… …   Wikipedia

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