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{{r|Bipolar transistor}}

{{r|Bipolar transistor}}

{{r|Transistor}}

{{r|Metal Oxide Semiconductor Field Effect Transistor}}

{{r|Bipolar transistor}}

{{r|Metal-oxide-semiconductor field-effect transistor}}

An '''Organic Field-Effect Transistor (OFET)''' is a class of [[thin film transistor]]s based on [[organic semiconductor]]s.

...appropriate selection of the DC current source it can be arranged that the transistor is configured to operate usefully, that is, it is in [[Mode (electronics)|' ...or is very small compared to that in the emitter (lower by a factor of the transistor β). As the signal alters the emitter current, the collector current follow

...that incorporates an emitter degeneration [[resistor]] for only the output transistor, enabling the current source to generate low currents using only moderate r The Widlar circuit may be used with [[bipolar transistor]]s, [[MOSFET|MOS transistors]], and even [[vacuum tube]]s. An example appli

==Bipolar transistor== {{main|Bipolar transistor}}

...Facchetti, A.; Marks, T. J. Synthesis, characterization, and field-effect transistor behavior of silole-containing copolymers with excellent hole mobility and a ...r of π-conjugated molecules as the semiconducting component of new organic transistor structure, 2005 MRS Fall Meeting, Boston, MA.

...ge|Bipolar current mirror with emitter resistors.PNG|left|200px| [[Bipolar transistor]] [[current mirror]]: ''I₁'' is the ''reference current'' and ' ...or 1 / ''g_m'' connected across ''r_π''. The second transistor ''Q₂'' is represented by its [[hybrid-pi model]]. Table 1 below

...an insulating layer, then by metal tracks, which link power supplies and [[Transistor|transistors]] to form the required circuit.These transistors, interconnecte

...aw_diagram_(2004).jpg|thumb|350px|Growth of [[Electronic switch#Transistor|transistor counts]] for [[Intel]] processors (dots) and Moore's Law (upper line, 18 mo '''Moore's law''' is the prediction that the [[Electronic switch#Transistors|transistor]] density inside [[integrated circuit]]s will double every two years, and t

...works in principle for a transconductance amplifier, while the second two-transistor example shows the approach to more complex cases using a current amplifier. ===Single-stage transistor amplifier===

...lanar bipolar transistor.PNG|right|200px|A planar ''npn'' bipolar junction transistor as might be constructed in a [[integrated circuit]].}} ...s]], the '''bipolar transistor''', more completely the '''bipolar junction transistor''', is a three-terminal [[semiconductor|semiconductor device]] used for swi

A '''junction field-effect transistor''' or JFET is a three-terminal device that conducts a current that can be c

...Assisted with the development of the thin film hybrid circuits, first MOS transistor made in Africa. Started own company in 1977/78 importing and exporting elec

...properly. This minimum voltage is dictated by the need to keep the output transistor of the mirror in [[Mode (electronics)|active mode]]. The range of voltages ===Basic bipolar transistor mirror===

| '''number of transistors''' || 6,000 transistor on die