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Mainly there are two types of transistors. They are BJT (Bipolar Junction Transistors) and FET(Field Effect Transisters). In BJT, there are two types called PNP and NPN. Actually NPN means a BJT transister.

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14y ago
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6mo ago

A BJT (bipolar junction transistor) is a general term that includes both NPN and PNP transistors. An NPN transistor has a layer of P-type semiconductor sandwiched between two N-type layers, allowing current to flow from the collector to the emitter when a small current is applied to the base.

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Q: What is the difference between BJT and NPN transister?
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Related questions

Inputoutput and transfer characteristics of pnp and npn transistor in common base configuration?

result of output characteristics of npn transister in CB mode


What is btj transistors?

They are NPN and PNP. BJT mean bipolar junction transistors. there are two P-N junctions in BJT transisters.


Why is BC547 better than SL100 transistor?

Bc100 is an npn transister. if we know vlsi/cmos u will come to know about npn & pnp configurations.


Why use a npn transistor in a common emitter bjt single stage amplifier circuit?

You can use an npn or a pnp bjt in a common emitter amplifier circuit. The decision of which one to use is based on whether you want the collector and base to be more positive (npn) or more negative (pnp) than the emitter.


Field-effect transistor NPN or PNP?

NPN, PNP only classified to BJT, while FET classified as P-channel , N-channel


Difference between NPN and PNP?

NPN and PNP are transistor types. The difference in the way the layers of semiconductor material are doped with impurities.


How do you make ujt with npn and pnp transistors?

You dont. A UJT is a much simple device than either of those BJT's Maybe you want to make a multivibrator out of BJT's?


What name is aplied to the two types of BJT transistor?

PNP and NPN. The NPN is easiest to manufacture and implement. Not really a third type is the Darlington Pair, but students tend to blush when they talk about it. It has a higher gain and is contructed from two NPN's.


What is the difference between npn and pnp transistor in the application?

There is no difference they perform the same functions.


What is the difference between the UJT and BJT transistors?

UJT (UniJunction Transistor): It is a transistor with only one junction and three terminals: an emitter (E) and two bases (B1 and B2). BJT (Bipolar Junction Transistor): This type of transistor consists of two junctions and three terminals, namely Emitter "E", Base "B" and Collector"C". There are two types of BJT, i) PNP and ii) NPN.


Transistors can be either what or what?

either field effect (JFET, MOSFET) or junction (BJT) or point contact (usually considered obsolete)either small signal or high powereither electron majority carrier (N-channel FET, NPN BJT) or hole majority carrier (P-channel FET, PNP BJT)either linear (used in amplifier and oscillator circuits) or switching (used in digital logic circuits)etc.


How do you design a RC coupled bjt amplifier using pnp transistor?

same as you would using an NPN, except the supply voltages are reversed