what is bjt biasing?

asked Sep 10, 2017 by anonymous

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answered Jan 21, 2018 by NITIN P. DESHMUKH

The proper flow of zero signal collector current and the maintenance of the proper collector emmiter voltage during passage of single called as transistor biasing

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asked Sep 5, 2018 by anonymous

State the need of biasing of BJT.

State the need of biasing of BJT.

Last answer: Need of biasing: The basic need of transistor biasing is to keep the base-emitter (B-E) junction properly forward biased and the collector-emitter (C-E) junction properly reverse biased ... transistor biasing is necessary for normal and proper operation of transistor to be used for amplification.

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asked Sep 5, 2018 by anonymous

Draw circuit diagram of voltage divider biasing list two advantages of voltage divider biasing of BJT.

Draw circuit diagram of voltage divider biasing list two advantages of voltage divider biasing of BJT.

Last answer: Two advantages of voltage divider biasing of BJT. 1. It is very simple method of transistor biasing. 2. The biasing conditions can be very easily set. 3. there is no loading of ... 5. The resistor RE introduces a negative feedback. So all the advantages of negative feedback are obtained.

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asked Mar 10, 2018 by anonymous

What is self biasing of transistor?

What is self biasing of transistor?

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asked Mar 10, 2018 by anonymous

What are the types of biasing?

What are the types of biasing?

Last answer: Biasing is classified into 2 types.The 2 types are 1) Forward biasing 2) Reverse biasing

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asked Mar 10, 2018 by anonymous

Why biasing is required for a transistor?

Why biasing is required for a transistor?

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asked Mar 22, 2018 by anonymous

What type of biasing is used in CE amplifier?

What type of biasing is used in CE amplifier?

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asked Mar 22, 2018 by anonymous

What is meant by biasing a device?

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asked Mar 22, 2018 by anonymous

What is emitter biasing?

What is emitter biasing?

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asked Mar 22, 2018 by anonymous

What do you mean by biasing of a transistor?

What do you mean by biasing of a transistor?

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asked Mar 10, 2018 by anonymous

Last answer: Bipolar Junction Transistor (BJT): BJT is a Bipolar device. (Uses both electrons and holes charge carrier for current conduction) Two Junctions (Emitter junction & collector ... mode (Current amplification) Cutoff mode (Open switch) Saturation mode (Close switch)

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709 views 2 answers

asked Sep 10, 2017 by anonymous

bjt what is beta ?

Last answer: Beta is the current gain which is the ratio of collector current to base current.

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54 views 1 answer

asked Sep 27, 2017 by anonymous

what are the three operating regions of BJT?

Last answer: Active , Saturation , Cut-off region of operations in BJT.

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asked Sep 10, 2017 by anonymous

what does bjt stand for?

Last answer: Bipolar junction transistor

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asked Sep 10, 2017 by anonymous

what are bjt amplifiers used for?

Last answer: Transformer coupled amplifiers Direct coupled amplifiers Multistage amplifiers Darlington amplifiers Emmiter follower

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asked Sep 10, 2017 by anonymous

what are bjt transistors?

Last answer: Bjt transistor is a type of transistor which uses both electrons and hole charge carrier.bjts are used as switches and amplifiers.They amplify currents.

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82 views 1 answer

asked Jul 24, 2019 by anonymous

List various transistor biasing methods.

List various transistor biasing methods.

Last answer: Types of biasing methods: i. Base bias (or fixed bias) ii. Base bias with emitter feedback. iii. Base bias with collector feedback iv. Voltage divider bias (or self bias) v. Emitter bias.

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58 views 1 answer

asked Sep 5, 2018 by anonymous

Define biasing of transistor

Define biasing of transistor

Last answer: Biasing of transistor is the process that makes the base emitter junction of transistor always forward biased and collector junction reverse biased for achieving the faithful amplification .

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44 views 1 answer

asked Apr 26, 2018 by anonymous

An FET is a better chopper than a BJT because it has

An FET is a better chopper than a BJT because it has (A) lower offset voltage (B) higher series ON resistance (C) lower input current (D) higher input impedance

Last answer: An FET is a better chopper than a BJT because it has lower offset voltage

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550 views 1 answer

asked Sep 29, 2017 by anonymous

is IGBT costlier than BJT and MOSFET?

Last answer: Yes IGBT is costlier than BJT and MOSFET.

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asked Sep 23, 2017 by anonymous

Is BJT current controlled or voltage controlled?

Last answer: BJT is current controlled device.

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asked Sep 10, 2017 by anonymous

why bjt is called current controlled device?

Last answer: In BJT there is movement of electrons and holes accros the junctions which is basicaly current flow.

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299 views 2 answers

asked Sep 10, 2017 by anonymous

when bjt is in cutoff ?

Last answer: When Q-point is at cut off region means it is just above the horizontal axis VCE

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82 views 1 answer

asked Sep 10, 2017 by anonymous

bjt is active or passive?

Last answer: BJT control the flow of electron so it is a active device.

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93 views 1 answer

asked Sep 10, 2017 by anonymous

is bjt a voltage controlled device ?

Last answer: No, BJT is a current controlled device .

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156 views 1 answer

asked Sep 27, 2017 by anonymous

does the BJT have internal capacitance?

Last answer: Yes BJT have internal capacitances.

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60 views 1 answer

asked Sep 27, 2017 by anonymous

in which region BJT act as a switch?

Last answer: BJT act as switch in saturation and cutoff region ( ON state in saturation region and OFF state in cut-off region )

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91 views 2 answers

asked Sep 27, 2017 by anonymous

in which BJT operating region both the junctions are reverse biased?

Last answer: In cut-off region of BJT both the emitter-base junction and collector-base junction are reverse biased.

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62 views 2 answers

asked Sep 27, 2017 by anonymous

in which region BJT act as amplifier?

Last answer: Active region of BJT act as amplifier.

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94 views 2 answers

asked Sep 23, 2017 by anonymous

Does BJT have second breakdown problem?

Last answer: Yes BJT have second breakdown problem.

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79 views 1 answer

asked Sep 21, 2017 by anonymous

BJT have how many terminals?

Last answer: BJT have three terminals Base, emitter and collector.

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89 views 1 answer

asked Mar 19, 2018 by anonymous

What is the difference between BJT and FET?

What is the difference between BJT and FET?

Last answer: BJT is a current opperated transistor while FET is a field opperated transistor.

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asked Mar 19, 2018 by anonymous

What is a BJT amplifier?

What is a BJT amplifier?

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75 views 0 answers

asked Feb 20, 2018 by anonymous

What is the difference between beta and forced beta for BJT?

What is the difference between beta and forced beta for BJT?

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518 views 0 answers

asked Sep 20, 2017 by anonymous

what is the value of Beta in power BJT?

What is the value of Beta in power BJT?

Last answer: The beta value in power BJT is 5 to 10.

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83 views 1 answer

asked Jul 24, 2019 by anonymous

State reason BJT is called as bipolar junction transistor.

State reason BJT is called as bipolar junction transistor.

Last answer: BJT is called bipolar junction transistor because in BJT current conduction takes place due to majority as well as minority charge carriers.

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asked Jun 18, 2018 by anonymous

If the base current of a BJT is 250 µA and emitter current is 15 mA, then the common base current gain will be

If the base current of a BJT is 250 µA and emitter current is 15 mA, then the common base current gain will be A) 0.98 B) 0.41 C) 59 D) 55

Last answer: If the base current of a BJT is 250 µA and emitter current is 15 mA, then the common base current gain will be 0.98

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asked Apr 28, 2018 by anonymous

Which phenomenon is present in thyristors but absent in BJT, MOSFET and IGBT ?

Which phenomenon is present in thyristors but absent in BJT, MOSFET and IGBT ? (A) forward conduction (B) latching (C) forward blocking (D) reverse breakdown

Last answer: Which phenomenon is present in thyristors but absent in BJT, MOSFET and IGBT ? (A) forward conduction (B) latching (C) forward blocking (D) reverse breakdown

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asked Mar 19, 2018 by anonymous

Is the input impedance of MOSFET more than BJT and FET?

Is the input impedance of MOSFET more than BJT and FET?

Last answer: Yes, the input impedance of MOSFET more than BJT and FET.

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asked Feb 3, 2018 by anonymous

Operating frequency of power MOSFET is higher than that of power BJT. Justify the statement.

Operating frequency of power MOSFET is higher than that of power BJT. Justify the statement.

Last answer: Power MOSFET have high turning on and turning off capability high switching speed of MOSFET is due to the high rate of change of drain voltage. The switching losses of power MOSFET ... lower frequency. Hence, operating frequency of power MOSFET is higher than that of power BJT.

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asked Sep 15, 2017 by anonymous

why IGBT is preferred as a power switch over both power BJT and MOSFET?

Last answer: Because it has a higher switching frequency and heat tolerance.

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110 views 1 answer

asked Sep 13, 2017 by anonymous

why igbt is used instead of bjt and mosfet?

Last answer: ON state losses of IGBT is less as compared to MOSFET and BJT.

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asked Jun 24, 2020 by anonymous

State 2 advantages of JFET over BJT.

State 2 advantages of JFET over BJT.

Last answer: Advantages of JFET over BJT: 1) High input impedance 2) Better thermal stability 3) Produce less noise 4) Smaller than BJT 5) Rugged in construction and simpler to fabricate 6) High degree of isolation between Input and Output.

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asked May 2, 2020 by anonymous

List specification of BJT.

List specification of BJT.

Last answer: * The bipolar junction transistor (BJT) has small signal current gain, α (hfb). * Maximum collector current Ic (max). * Maximum collector to emitter voltage, VCE (max). * Collector to emitter ... . * Collector to emitter cut off voltage, VCEO. * Base emitter saturation voltage, VBE (sat).

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49 views 1 answer

asked Jul 10, 2019 by anonymous

List configurations of BJT.

List configurations of BJT.

Last answer: Configurations of BJT : 1) Common Base (CB) configuration 2) Common Emitter (CE) configuration 3) Common Collector (CC) configuration

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37 views 1 answer

asked Sep 5, 2018 by anonymous

Compare BJT with FET

Compare BJT with FET

Last answer: FET BJT It is unipolar device i.e. current in the device is carried either by electrons or holes It is bipolar device i.e. current in the device is carried either by ... from minority- carrier storage effects & therefore has lower switching speeds & cut-off frequencies.

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48 views 1 answer

asked Sep 5, 2018 by anonymous

Compare between BJT and FET on the basis of (i) Biolar/Unipolar (ii) Tharmal Runaway (iii) Noise (iv) Applications

Compare between BJT and FET on the basis of (i) Biolar/Unipolar (ii) Tharmal Runaway (iii) Noise (iv) Applications

Last answer: Parameter BJT FET Bipolar/Unipolar It is bipolar device i.e. current in this device is carried by electrons and holes. It is unipolar device i.e. current ... in oscilloscopes, electronic voltmeters and other measuring and testing equipment because of their high input impedance.

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712 views 1 answer

asked Mar 19, 2018 by anonymous

How can BJT be used as an amplifier?

How can BJT be used as an amplifier?

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67 views 0 answers

asked Feb 19, 2018 by anonymous

Explain open emitter BJT drive circuit.

Explain open emitter BJT drive circuit.

Last answer: open emitter BJT drive circuit:

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230 views 1 answer

asked Feb 6, 2018 by anonymous

Explain the formation of parasitic BJT and parasitic diode in Power MOSFET.

Explain the formation of parasitic BJT and parasitic diode in Power MOSFET. Can parasitic diode be used in same power electronics applications?

Last answer: Parasitic Diode: The parasitic diode is in between drain and source. The MOSFET structure itself contains parasitic diode or body drain diode. This parasitic diode allows the reverse flow of current when the ... of MOSFET as a BJT collector. Parasitic BJT operates in the cut-off region.

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2.4k views 1 answer

asked Nov 10, 2017 by anonymous

Compare BJT, MOSFET and IGBT .

Compare BJT, MOSFET and IGBT .

Last answer: BJT MOSFET IGBT BJT is a current controlled device. MOSFET is a voltage controlled device. IGBT is a voltage controlled device. The input impedance of BJT is low. ... is minority carrier device. MOSFET is majority carrier device. IGBT is minority carrier device.

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352 views 1 answer

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