1 Answer

Answer :

The p-type substrates in a conventional pn-junction isolated integrated circuit should be

connected to: The most negative potential available in the circuit.

Related questions

Description : In order to reverse bias in a PN junction, what terminal of a battery is connected to the P material?

Last Answer : Negative.

Description : In a PN-junction with open circuit terminal (equilibrium), with P doping higher as compared to N doping (A) N-side depletion region is small as compared to p-side depletion region (B) N-side ... depletion region (C) N-side depletion region is same as p-side depletion region (D) Cannot say

Last Answer : In a PN-junction with open circuit terminal (equilibrium), with P doping higher as compared to N doping N-side depletion region is small as compared to p-side depletion region

Description : A semiconductor device made up of a single p-n Junction is called a: w) transistor x) diode y) Fet z) integrated circuit

Last Answer : ANSWER: X -- DIODE

Description : Define Depletion region and Barrier voltage of PN junction.

Last Answer : 1. Depletion region : The region consisting of immobile positive charge at n-side and immobile negative charge at p-side near the junction acts like a barrier and prevents the further flow of ... charge formed at the p-n junction is called barrier voltage, barrier potential or junction barrier.

Description : Plot and explain I -V characteristics of a PN junction diode. 

Last Answer : V-I characteristics of PN junction diode: Explanation:  Forward Bias:  If the external voltage applied on the silicon diode is less than 0.7 volts, the silicon diode ... reverse breakdown voltage.  * Diode breakdown occurs by two mechanisms: Avalanche breakdown and Zener breakdown.

Description : What type of bias opposes the PN junction barrier?

Last Answer : Forward.

Description : The varactor is a pn junction that acts as what type of electronic device?

Last Answer : Variable capacitor.

Description : The unidirectional property of a pn-junction is useful for its use as which thing? -General Knowledge

Last Answer : The answer is 'Rectifier'

Description : The unidirectional property of a pn-junction is useful for its use as which thing? -General Knowledge

Last Answer : answer:

Description : The unidirectional property of a pn-junction is useful for its use as which thing? -General Knowledge

Last Answer : answer:

Description : What is PN Junction ? What is PN Junction ?

Last Answer : When a P-type semiconductor makes a suitable connection with an N-type semiconductor in a special way, the connection surface is called PN junction.

Description : An ohmmeter used to test for front-to-back resistance of a PN junction diode should produce roughly what ratio? A. 100:01:00 B. 500:01:00 C. 1000:01:00 D. 5000:01:00

Last Answer : Answer: A

Description : The unidirectional property of a pn-junction is useful for its use as which thing

Last Answer : Rectifier

Description : Write some applications of PN junction diode

Last Answer : 1. Rectifier circuit ii. clipping and clamping iii voltage multiplier iv AM detection v. Feedback diodes vi Freewheeling diode

Description : What is depletion region in PN junction?

Last Answer : The region around the junction from which the mobile charge carriers ( electrons and holes) are depleted is called as depletion region.since this region has immobile ions, which are electrically charged , the depletion region is also known as space charge region.

Description : When a PN junction is forward biased, what happens to the depletion region?

Last Answer : The depletion region decreases.

Description : What is the main difference in construction between normal PN junction diodes and tunnel diodes?

Last Answer : The amount of doping.

Description : Which breakdown theory explains the action that takes place in a heavily doped PN-junction with a reverse bias of less than 5 volts?

Last Answer : Zener effect.

Description : The action of a PN-junction during breakdown can be explained by what two theories?

Last Answer : Zener effect and avalanche effect.

Description : In a reverse biased PN-junction, which current carriers cause leakage current?

Last Answer : The minority carriers

Description : What is the name of the area in a PN junction that has a shortage of electrons and holes?

Last Answer : Depletion region

Description : What is the purpose of a PN junction diode?

Last Answer : To convert alternating current into direct current

Description : What is the primary advantage of bulk-effect devices over normal pn-junction semiconductors?

Last Answer : Larger microwave power outputs.

Description : A pn-junction diode emits light by spontaneous emission ∙ A. LED ∙ B. APD ∙ C. PIN

Last Answer : A. LED

Description : If PN junction is forward biased its resistance is (a) Zero (b) Infinity (c) A few ohm (d) A few kilo ohms

Last Answer : c) A few ohm

Description : State any Four applications of PN junction diode.

Last Answer : 1. Rectifiers in power supplies, 2. Detectors in RF, 3 .Clippers, 4. In clamping networks used as DC Restorers, 5. As switches in digital logic circuits.

Description : Describe the working of PN junction diode with neat sketch under forward biased condition.

Last Answer : If the p-region (anode) is connected to the positive terminal of the external DC source and nside (cathode) is connected to the negative terminal of the DC source then the biasing ... The large number of majority carriers crossing the junction constitutes a current called as the forward current.

Description : Describe avalanche and zener breakdown of PN junction with neat graph.

Last Answer : Avalanche Breakdown It is observed in diodes having Vz> 8V. is called Avalanche Breakdown It occurs due to accelerating minority carriers. It shows gradual change. Breakdown voltage ... field. Breakdown is very sharp. Breakdown voltage decreases with increase in temperature 

Description : Gold is often diffused into silicon PN junction devices to   (A) increase the recombination rate (B) reduce the recombination rate (C) make silicon a direct gap semiconductor (D) make silicon semi-metal

Last Answer : To  increase  the  combinational  rate  at  the  pn  junction

Description : A forward-biased PN-junction,  (A) results in increase in diffusion current  (B) results in increase in drift current  (C) results in decrease in drift current  (D) results in decrease in diffusion current

Last Answer : A forward-biased PN-junction,  results in increase in diffusion current 

Last Answer : A UJT has one PN Junction

Description : The leakage current in a pn junction is of the order of

Last Answer : The leakage current in a pn junction is of the order of µA.

Last Answer : With forward bias to a pn junction , the width of depletion layer Decreases.

Last Answer : The leakage current across a pn junction is due to Minority carriers.

Last Answer : A pn junction acts as a Unidirectional switch.

Last Answer : A reverse bias pn junction has Almost no current.

Last Answer : In the depletion region of a pn junction, there is a shortage of Holes and electrons.

Last Answer : The battery connections required to forward bias a pn junction are +ve terminal to p and –ve terminal to n.

Description : The leakage current of PN junction is caused by?

Last Answer : The leakage current of PN junction is caused by heat energy.

Description : A 1100 kVA, 11 kV/1.1 kV conventional two-winding transformer is connected as a 12.1 kV/11 kV step-down auto-transformer. The rating of the auto-transformer is (A) 1000 kVA (B) 1100 kVA (C) 11000 kVA (D) 12100 kVA

Last Answer : A 1100 kVA, 11 kV/1.1 kV conventional two-winding transformer is connected as a 12.1 kV/11 kV step-down auto-transformer. The rating of the auto-transformer is 12100 kVA

Description : If μ = absolute viscosity, N= speed of the journal and p = unit bearing pressure, then the bearing characteristic number is given by (A) μN/p (B) μp/N (C) pN/μ (D) μ/pN

Last Answer : (A) μN/p

Description : Free length for helical compression springs having square ends is given as ________. a.pn + 2d b.pn + 3d c. 2(p + d) d.pn + 4d

Last Answer : b.pn + 3d

Description : What type of substrates is used for film and hybrid ICs?

Last Answer : Glass or ceramic

Description :  applications of P-N junction diode

Last Answer : 1.It is used as rectifier in DC power supply 2.It is used as free wheel diode across relay or inductive load 3.It is used as switch in logic circuits used in computers 4.It is used as detector in demodulation circuits of communication receiver 

Last Answer : It is a sandwich of p type and n type semiconductor 

Description : Define i)P-N junction diode ii) Depletion layer iii)Forward bias iv)Reverse bias of P-N junction diode

Last Answer : i)P-N junction diode: It is a semiconductor device in which half of its region is P-type and other half is N-type.  ii) Depletion layer: The region where free electrons and free holes are absent ... and negative terminal is connected to p-side of p-n junction diode, it is said to be reverse bias.

Description : Explain the forward bias characteristics of a P-N Junction diode. 

Last Answer : forward and reverse characteristics of P-N junction diode.

Description : The potential barrier at a P - N junction is due to  1. Majority carriers 2. Minority carriers 3. Both majority and minority carriers 4. Fixed donor and acceptor ions 

Last Answer : The potential barrier at a P - N junction is due to Fixed donor and acceptor ions 

Description : The capacitance of reverse biased P-N junction  1. Decreases with increasing the reverse bias 2. Increases with increasing the reverse bias 3. Depends only on reverse saturation current 4. Makes the P-N junction more effective at high frequencies 

Last Answer : The capacitance of reverse biased P-N junction Decreases with increasing the reverse bias

Description : Kirchhoff's current law is applicable to 1. Closed loops in a circuit 2. Junction in a circuit 3. Magnetic circuits Which of the above is/are correct ?  (a) 1 only (b) 2 only (c) 3 only (d) 1, 2 and 3

Last Answer : Kirchhoff's current law is applicable to 1. Closed loops in a circuit 2. Junction in a circuit 3. Magnetic circuits Which of the above is/are correct ?  (a) 1 only (b) 2 only (c) 3 only (d) 1, 2 and 3