What is zener diode?

Question

asked Sep 18, 2017 by anonymous

91 views

Please log in or register to answer this question.

1 Answer

← Prev Question Next Question →

Related questions

asked May 13, 2018 by anonymous

Which stage is of a d.c. power supply uses zener diode

Which stage is of a d.c. power supply uses zener diode 1. Rectifier 2. Voltage divider 3. Filter 4. Regulator

Last answer: Rectifier

2 like 1 dislike

731 views 2 answers

asked Apr 14, 2018 by anonymous

A 6V zener diode is used to provide voltage regulation with a series resistance of 100 Ohms and supply..

A 6V zener diode is used to provide voltage regulation with a series resistance of 100 Ohms and supply voltage is 12V. When under no load the power dissipated in the zener diode is (a) 60mW (b) 36mW (c) 360mW (d) 3600mW

0 like 0 dislike

55 views 0 answers

asked Apr 12, 2018 by anonymous

Zener diode is used in _______.

Zener diode is used in _______. A. Regulated power supplies B. Power generators C. Sensor D. All of these

Last answer: Zener diode is used in Regulated power supplies.

0 like 0 dislike

55 views 1 answer

asked Sep 5, 2018 by anonymous

State any two applications of zener diode.

Last answer: Applications of Zener Diode: i) As a voltage regulator. ii) As a fixed reference voltage provider in transistor biasing circuits. iii) As peak clippers or limiters in wave shaping circuits.

0 like 0 dislike

52 views 1 answer

asked Sep 5, 2018 by anonymous

List specification of zener diode

Last answer: 1. Zener Voltage 2. Maximum Zener current 3. Power dissipation 4. Operating temperature 5. Dynamic Resistance

0 like 0 dislike

49 views 1 answer

asked Sep 2, 2018 by anonymous

Explain with circuit diagram operation of zener diode as a voltage regulator.

Last answer: Zener diode as voltage regulator: Zener Diodes can be used to produce a stabilised voltage output with low ripple under varying load current conditions. By passing a small current through the ... across the load in spite of variations in the input voltage or changes in the load current.

0 like 0 dislike

505 views 4 answers

asked May 22, 2018 by anonymous

When biased correctly, a zener diode:

Last answer: When biased correctly, a zener diode: Has a constant voltage across it

0 like 0 dislike

1.3k views 1 answer

asked Apr 1, 2018 by anonymous

A zener diode works on the principle of

Last answer: A zener diode works on the principle of Tunneling of charge carriers across the junction.

0 like 0 dislike

59 views 1 answer

asked Jan 20 by anonymous

Which of the following is used for regulated electric supply ? (1) Zener diode (2) Junction diode (3) Gun diode (4) Tunnel diode

Last answer: Zener diode

0 like 0 dislike

4 views 1 answer

asked Nov 18, 2019 by vaibhavsslko

Why is there a difference in the resistors connected to the zener diode ?

0 like 0 dislike

94 views 0 answers

asked May 14, 2018 by anonymous

The reverse breakdown phenomenon in a zener diode is known as

Last answer: The reverse breakdown phenomenon in a zener diode is known as Avalanche effect

0 like 0 dislike

54 views 1 answer

asked Mar 29, 2018 by anonymous

A Zener diode is operated in the - - - -region

Last answer: A Zener diode is operated in the Breakdown Region

0 like 0 dislike

57 views 1 answer

asked Mar 28, 2018 by anonymous

A Zener diode is operated in the …… mode as a voltage stabiliser.

Last answer: A Zener diode is operated in the Reverse bias around the knee of breakdown region mode as a voltage stabilizer.

0 like 0 dislike

79 views 1 answer

asked Sep 13, 2017 by anonymous

why is zener diode heavily doped?

Last answer: PN junction of zener diode is heavily doped than ordinary diode. For the occurrence of Zener effect the zener diode is heavily doped. If the zener diode is not heavily doped then Zener effect ... breakdown voltage is sharp. If the diode is lightly doped the diode will have higher breakdown voltage.

1 like 0 dislike

225 views 1 answer

asked May 26, 2020 by anonymous

Give the speciality of zener diode. State its 2-3 applications

Last answer: Speciality - This diode can keep breakdown voltage constant across it. It is used in reverse bias. Applications - Zener diodes voltage regulation as reference elements surge suppressors switching applications clipper circuits.

0 like 0 dislike

64 views 1 answer

asked May 16, 2020 by anonymous

Draw symbols of zener diode and LED.

Last answer: Symbol of zener diode : Symbol of LED

0 like 0 dislike

53 views 1 answer

asked Jun 18, 2018 by anonymous

A zener voltage regulator has load requirements of 12 V and 2 A. The zener diode minimum current

A zener voltage regulator has load requirements of 12 V and 2 A. The zener diode minimum current requirement is 0.2 A. The minimum voltage at input is 24 V. What is the required value of series resistance with source? A) 5.45 Ω B) 6 Ω C) 7.2 Ω D) 6.38 Ω

Last answer: A zener voltage regulator has load requirements of 12 V and 2 A. The zener diode minimum current requirement is 0.2 A. The minimum voltage at input is 24 V. What is the required value of series resistance with source? A) 5.45 Ω B) 6 Ω C) 7.2 Ω D) 6.38 Ω

0 like 0 dislike

2.6k views 1 answer

asked May 25, 2018 by anonymous

A Zener diode has a break down voltage of 9V and maximum power dissipation of 360 mW. The maximum

A Zener diode has a break down voltage of 9V and maximum power dissipation of 360 mW. The maximum current the diode can handle is (a) 20 mA (b) 30 mA (c) 35 mA (d) 40 mA

0 like 0 dislike

192 views 0 answers

asked Mar 15, 2018 by anonymous

How can you identify a zener diode?

Last answer: It conducts current in either direction.

1 like 1 dislike

203 views 2 answers

asked Jan 17, 2018 by Rahulborse1007

Applications of zener diode

Last answer: Applications of zener diode are : Zener diode can be use for voltage regulator. Zener diode can be use for clippers or limiters. Zener diode can be use for overvoltage protection. Zener ... reference. Zener diode can be use as transistor regulator. These are some applications of zener diode.

1 like 0 dislike

102 views 1 answer

asked Dec 9, 2017 by anonymous

Can we use a zener diode as a rectifier?

Last answer: Yes we can use zener diode as rectifier but it have limitations better to use normal diode. Zener diode have some different applications.

1 like 0 dislike

2.5k views 1 answer

asked Sep 13, 2017 by anonymous

does dynamic impedance zener diode vary?

Last answer: Yes dynamic impedance of zener diode vary.

0 like 0 dislike

526 views 1 answer

asked Sep 13, 2017 by anonymous

does zener diode regulate voltage?

Last answer: Yes, Zener diode is a voltage regulator. Zener diode maintain constant reverse Biased Voltage. If the current is varying then also zener diode maintain constant voltage.

1 like 0 dislike

62 views 1 answer

asked Sep 13, 2017 by anonymous

can zener diode be used in forward bias?

Last answer: Yes it can be, and it will act like a normal PN junction diode. The characteristic of ZENER diode is exactly same as PN junction diode in forward Bias.

1 like 0 dislike

115 views 1 answer

asked Feb 9, 2019 by Kumar Sanjeev

What is diode Explain their v-i characteristics

0 like 0 dislike

117 views 0 answers

asked Dec 28, 2017 by anonymous

what is the minimum voltage required to turn on a diode ?

Last answer: 0.7 v sil and 0.3 v for gr

2 like 1 dislike

129 views 1 answer

asked Dec 25, 2017 by anonymous

what is diode ?

Last answer: Semiconductor device. That allows flow of current in one direction

3 like 0 dislike

163 views 2 answers

asked Aug 19, 2019 by anonymous

Explain zener breakdown and avalanche breakdown.

Last answer: The Zener Breakdown and Avalanche Breakdown are two different mechanisms by which a PN junction breaks. The Zener and Avalanche breakdown both occur in diode under reverse bias. The avalanche breakdown ... in the PN junction and causes breakdown. The process is known as the Avalanche breakdown.

0 like 0 dislike

79 views 1 answer

asked Apr 21, 2019 by patrick

what is a diode

if you got you will receive some cash

Last answer: A diode is an electronic device which permits one directional flow of electric current.

0 like 0 dislike

93 views 1 answer

asked Sep 24, 2018 by anonymous

What is diode?explain with diagram

0 like 0 dislike

86 views 0 answers

asked Mar 22, 2018 by anonymous

What is a diode clamper circuit?

Last answer: Tha faction of diode

0 like 0 dislike

121 views 1 answer

asked Mar 22, 2018 by anonymous

What is the use of diode in the circuit?

Last answer: Diode is a device which allows the flow of current in one direction and blocks the current in opposite direction.

0 like 0 dislike

100 views 1 answer

asked Jan 22, 2018 by anonymous

What is the Q point of a diode?

Last answer: It is an operating point of transistor.which gives the information of transistor In which region is working

2 like 0 dislike

97 views 1 answer

asked Jan 5, 2018 by anonymous

What is the depletion region of a diode?

Last answer: During the fussion In diode the some hole and electrons from both side created one layer at middle Its width increase when diode is in reverse bias conditions And decreased in.forward bias conditions.

1 like 0 dislike

87 views 1 answer

asked Dec 9, 2017 by anonymous

What is the use of Schottky diode?

Last answer: Schottky diode are use in SMPS, Sample and hold circuits and voltage clamping etc.

0 like 0 dislike

100 views 1 answer

asked Dec 9, 2017 by anonymous

What is the use of laser diode?

Last answer: laser diodes are use in telecommunication, rangefinders, barcode readers etc.

0 like 0 dislike

82 views 1 answer

asked Dec 9, 2017 by anonymous

What is the use of fast recovery diode?

Last answer: Fast recovery diode are used in high frequency rectification. Fast recovery diode also used for freewheeling. Fast recovery diode also used for DC to DC converter.

0 like 0 dislike

79 views 1 answer

asked Dec 9, 2017 by anonymous

What is the use of Tunnel diode ?

Last answer: Tunnel diode is use in frequency converters and detectors, ultra high speed switching, amplifiers, etc.

0 like 0 dislike

116 views 1 answer

asked Sep 27, 2017 by anonymous

what is the leakage current of diode?

Last answer: In Reverse bias of diode when the cathode is connected to positive and anode is connected to negative very small current flows this very small current is known as leakage current of diode.

0 like 0 dislike

70 views 1 answer

asked Aug 7, 2017 by anonymous

What is diode?

Last answer: Diode (1) a two-terminal device that permits the flow of electric current in only one direction. Diodes are most often constructed by abutting n-type and p-type regions of a semiconductor, ... power applications (rectifier diodes). (2) a two terminal device that conducts in only one direction.

1 like 0 dislike

86 views 2 answers

asked Jul 1, 2020 by anonymous

What are the applications of diode ?

Last answer: 1) Rectifier : - It is an electronics device used to convert AC to DC signal. The rectifier output is pulsating in nature their can be two types of rectifier. a) Half wave rectifier b) Full wave ... FWR are of two types : i) center tapped full wave rectifier ii) bridge type full wave rectifier

0 like 0 dislike

23 views 1 answer

asked Apr 14, 2018 by anonymous

With a 12 V supply, a silicon diode, and a 370 - ohm resistor in series, what voltage will be dropped across...

With a 12 V supply, a silicon diode, and a 370 - ohm resistor in series, what voltage will be dropped across the diode? a) 0.3V b) 0.7V c) 0.9V d) 1.4V

Last answer: 0.7V

0 like 0 dislike

323 views 2 answers

asked Dec 9, 2017 by anonymous

What would cause a diode to fail?

Last answer: Supply voltage beyond its limit

1 like 0 dislike

100 views 1 answer

asked Dec 9, 2017 by anonymous

What does a Shockley diode do?

Last answer: It is diode have low forward voltage drop and very high switching action

1 like 0 dislike

68 views 1 answer

asked Sep 13, 2017 by anonymous

what does schottky diode do?

Last answer: It is semiconductor diode with a low forward voltage drop and very high switching action

1 like 0 dislike

58 views 1 answer

asked Dec 9, 2017 by anonymous

Do Zener diodes have polarity?

Last answer: Yes, Zener diode have polarity Anode(+) and Cathode (-). And Zener Diode are connected into circuit with their cathode as positive terminal because they operate in reverse bias mode.

0 like 0 dislike

96 views 2 answers

asked Sep 2, 2018 by anonymous

‘Germanium diode knee voltage is lower than silicon diode knee voltage.' Justify.

Last answer: Justification: The band gap between conduction and valence band for Germanium (0.66eV) is less as compared to Silicon (1.11eV).Hence less energy is required to start conduction in Germanium diode.

0 like 0 dislike

158 views 1 answer

asked Apr 14, 2018 by anonymous

IN TTL Ics the protective diode is used to limit the

IN TTL Ics the protective diode is used to limit the (a) positive excursion to 0.7V (b) negative excursion to -0.7V (c) positive excursion to 0.3 V (d) negative excursion to -0.3 V

0 like 0 dislike

54 views 0 answers

asked Apr 14, 2018 by anonymous

In a clipper circuit with silicon diode and bias of V volts, the clipping level is

In a clipper circuit with silicon diode and bias of V volts, the clipping level is (a) 0.7 V (c) V (b) V + 0.7 (d) 2V + 0.7

0 like 0 dislike

48 views 0 answers

asked Oct 19, 2019 by anonymous

Diode VI characteristics

Last answer: Diode VI characteristics

0 like 0 dislike

209 views 1 answer

anonymous · Answer 1 · 2017-10-16T10:20:02+0000

answered Oct 16, 2017 by anonymous

[no viewer found for format: markdown]

What is zener diode?

Please log in or register to add a comment.

Please log in or register to answer this question.

1 Answer

Please log in or register to add a comment.

Related questions