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what does schottky diode do?
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asked
Sep 13, 2017
by
anonymous
schottkey
diode
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answered
Jan 21, 2018
by
NITIN P. DESHMUKH
It is semiconductor diode with a low forward voltage drop and very high switching action
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asked
Dec 9, 2017
by
anonymous
What is the use of Schottky diode?
What is the use of Schottky diode?
Last answer:
Schottky diode are use in SMPS, Sample and hold circuits and voltage clamping etc.
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100
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Dec 9, 2017
by
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What does a Shockley diode do?
What does a Shockley diode do?
Last answer:
It is diode have low forward voltage drop and very high switching action
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Aug 19, 2019
by
anonymous
applications of Schottky diode.
applications of Schottky diode.
Last answer:
1) To rectify very high frequency signals. 2) As a switching device in digital computers. 3) In clipping & and clamping circuits. 4) In low power schottky TTL circuits. 5) In mixing and detecting circuits used in communication systems. 6) In low voltage power supply circuits.
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34
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asked
Sep 13, 2017
by
anonymous
does dynamic impedance zener diode vary?
Last answer:
Yes dynamic impedance of zener diode vary.
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524
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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.
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61
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Dec 9, 2017
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What would cause a diode to fail?
What would cause a diode to fail?
Last answer:
Supply voltage beyond its limit
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Dec 9, 2017
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What is the use of laser diode?
What is the use of laser diode?
Last answer:
laser diodes are use in telecommunication, rangefinders, barcode readers etc.
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81
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Dec 9, 2017
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anonymous
What is the use of fast recovery diode?
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.
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Dec 9, 2017
by
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What is the use of Tunnel diode ?
What is the use of Tunnel diode ?
Last answer:
Tunnel diode is use in frequency converters and detectors, ultra high speed switching, amplifiers, etc.
tunnel
diode
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116
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1
answer
asked
Mar 15, 2018
by
anonymous
How do we test a diode?
How do we test a diode?
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57
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0
answers
asked
Oct 13, 2019
by
anonymous
Write the function of freewheeling diode.
Write the function of freewheeling diode.
Last answer:
Function of Freewheeling Diode (FWD): a) Freewheeling diode is used across inductive loads such as coils, dc motor armature etc. to prevent voltage spikes across these loads when the switching ... current is shifted from switching device, it is turned off easily and regain its blocking ability.
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80
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asked
Feb 6, 2018
by
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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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asked
Feb 2, 2018
by
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Justify the statement. Antiparallel diode is connected across MOSFET.
Justify the statement. Antiparallel diode is connected across MOSFET.
Last answer:
In MOSFET current is flow from drain to source but when the load is inductive the current may flow in opposite direction. To avoid the opposite flow of current and to protect MOSFET the antiparallel diode is connected across MOSFET.
antiparallel
diode
mosfet
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127
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1
answer
asked
Dec 9, 2017
by
anonymous
Can we use a zener diode as a rectifier?
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.
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1
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Sep 13, 2017
by
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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.
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asked
Sep 13, 2017
by
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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.
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114
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1
answer
asked
Sep 24, 2018
by
anonymous
What is diode?explain with diagram
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86
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answers
asked
Mar 22, 2018
by
anonymous
What is a diode clamper circuit?
What is a diode clamper circuit?
Last answer:
Tha faction of diode
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121
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1
answer
asked
Mar 22, 2018
by
anonymous
What is the use of diode in the circuit?
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.
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99
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Dec 28, 2017
by
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what is the minimum voltage required to turn on a diode ?
what is the minimum voltage required to turn on a diode ?
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0.7 v sil and 0.3 v for gr
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Dec 25, 2017
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what is diode ?
what is diode ?
Last answer:
Semiconductor device. That allows flow of current in one direction
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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.
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69
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1
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asked
May 16, 2020
by
anonymous
Suggest the diode material suitable to rectify 0.5V AC signal.
Suggest the diode material suitable to rectify 0.5V AC signal.
Last answer:
The diode material suitable to rectify 0.5V AC signal is silicon
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May 16, 2020
by
anonymous
Draw symbols of zener diode and LED.
Draw symbols of zener diode and LED.
Last answer:
Symbol of zener diode : Symbol of LED
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Feb 21, 2020
by
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Nov 18, 2019
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Why is there a difference in the resistors connected to the zener diode ?
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Oct 19, 2019
by
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Diode VI characteristics
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Last answer:
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Aug 19, 2019
by
anonymous
applications of P-N junction diode
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
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Jul 6, 2019
by
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Avalanche diode
Avalanche diode
Last answer:
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51
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1
answer
asked
Oct 25, 2018
by
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Explain the working of varactor diode
working
and
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89
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0
answers
asked
Sep 5, 2018
by
anonymous
State any two applications of zener diode.
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.
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52
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1
answer
asked
Sep 5, 2018
by
anonymous
List specification of zener diode
List specification of zener diode
Last answer:
1. Zener Voltage 2. Maximum Zener current 3. Power dissipation 4. Operating temperature 5. Dynamic Resistance
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diode
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48
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1
answer
asked
Sep 5, 2018
by
anonymous
Define ripple factor and PIV of diode.
Define ripple factor and PIV of diode.
Last answer:
1. Ripple factor: It is define as ratio of R.M.S. value of AC component to the DC component in the output. 2. PIV : It is maximum reverse voltage that diode can withstand without destroying junction.
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61
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1
answer
asked
Sep 5, 2018
by
anonymous
Explain the operating principle of LASER and list applications of LASER diode.
Explain the operating principle of LASER and list applications of LASER diode.
Last answer:
A basic construction of Laser diode is as shown . A PN junction is formed by two layers of doped gallium arsenide. There is highly reflective surface at one end of PN junction and ... 6. laser scanning and light beam illumination. 7. Military applications 8. Medical surgery 9.Diamond cutting
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principle
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diode
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204
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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
zener
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diode
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current
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1
answer
asked
Jun 18, 2018
by
anonymous
A diode in which the change in reverse bias voltage varies the capacitance is called as
A diode in which the change in reverse bias voltage varies the capacitance is called as A) Varactor diode B) Switching diode C) Tunnel diode D) Zener-diode
Last answer:
A diode in which the change in reverse bias voltage varies the capacitance is called as Varactor diode
diode
reverse
bias
voltage
capacitance
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62
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1
answer
asked
Apr 28, 2018
by
anonymous
Which diode exhibits negative resistance characteristic?
Which diode exhibits negative resistance characteristic? (A) LED (B) Zener (C) Tunnel diode (D) PN diode
Last answer:
Which diode exhibits negative resistance characteristic? (A) LED (B) Zener (C) Tunnel diode (D) PN diode
diode
exhibits
negative
resistance
characteristic
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69
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1
answer
asked
Mar 15, 2018
by
anonymous
Which side of the diode is positive?
Which side of the diode is positive?
diode
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53
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0
answers
asked
Mar 15, 2018
by
anonymous
How can you identify a zener diode?
How can you identify a zener diode?
Last answer:
It conducts current in either direction.
identify
zener
diode
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1
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201
views
2
answers
asked
Mar 9, 2018
by
anonymous
Write short notes on diode.
Write short notes on diode.
Last answer:
Diode is made from semiconductor material like silicon or germanium. Diode may use as rectifier which convert AC to DC. It is a electronic component. It is two terminal device, one is anode and second is ... in one direction. Diode is made from P-type and N-type material. Diode have a PN junction.
notes
diode
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104
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1
answer
asked
Dec 25, 2017
by
Nitin
How much time a diode takes to switch ON in forward bias
How much time a diode takes to switch ON in forward bias condition.
Last answer:
t=0 sec.
forward
bias
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117
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answer
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Sep 21, 2017
by
anonymous
when a diode conducts?
Last answer:
Diode conducts when the anode voltage is greater than the cathode voltage.
conduct
diode
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67
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1
answer
asked
Sep 21, 2017
by
anonymous
Diode have how many terminals?
Last answer:
Diode have two terminals.
diode
terminals
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98
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answers
asked
Dec 9, 2017
by
anonymous
Which device use to convert DC to AC?
Which device use to convert DC to AC?
Last answer:
Rectifier
diode
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6
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1
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7.2k
views
18
answers
asked
Jul 22, 2020
by
anonymous
What does a tailor do with his plonker
What does a tailor do with his plonker
Last answer:
Press suits
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answer
asked
Jul 22, 2020
by
anonymous
What does a racoon do before eating its food
What does a racoon do before eating its food
Last answer:
Washes it in water
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14
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1
answer
asked
Apr 5, 2018
by
anonymous
What does the discharge transistor do in the 555 timer circuit?
What does the discharge transistor do in the 555 timer circuit? (A) Discharge the external capacitor to stop the timing (B) Charge the external capacitor to stop the timing (C) Discharge the external capacitor to start the timing over again (D) Charge the external capacitor to start the timing over again
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by
anonymous
What is a microcontroller and what does it do?
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69
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Mar 10, 2018
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anonymous
What does a substation do?
What does a substation do?
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At the substations, power is boosted up for long distance transmission.
substation
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71
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answer
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by
anonymous
What does an electric drive do?
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