QUESTIONS: 1. What could happen if the Zener diode would be changed to a Zener which has a higher breakdown voltage? 2. What is the breakdown voltage of zener diodes? 3. Explain the differences between the zener diodes and normal diodes?
Q: General Purpose Diodes are mostly preferred in chopper circuits. Is it True? Justify.
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A: In reverse reverrecovery operation ,there are two main operations in the diode. They are as follows…
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A: PART (a): The diode conduction angle of three phase three pulse rectifier is 120 degrees for every…
Q: Explain few applications of Zener diodes and LEDS.
A: Applications of zener diodes One of the most common application of zener diodes is it is used as…
Q: What is the breakdown voltage of zener diodes?
A: Under reverse bias conditions, if the applied reverse voltage (Vr) is greater than the breakdown…
Q: b. Explain the operation of a Zener diode as voltage regulator?
A: A diode is a two terminal PN junction device, the two terminals of a diode are anode and cathode.…
Q: What is the significance of connecting the Zener diodes back-to-back?
A: Given We need to enumerate the significance of connecting zener diodes back to back. Please find…
Q: B. Draw the circuit diagram of a clipper that will produce an output waveform below. From the output…
A: In this question , we will find two level clipping...
Q: 2-1 DIODE OPERATION 1.To forward-bias a diode, to which region must the positive terminal of a…
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Q: Consider the circuit and parameters illustrated above. If a derating factor of 12% is sugested then…
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Q: 4. General Purpose Diodes are mostly preferred in chopper circuits. Is it True? Justify.
A: Ans. No
Q: DISCUSSION AND ANALYSIS: 3. Why do we need to know the breakdown voltage of the diode? 4. What is…
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Q: Conclusion about zener diodes
A: A brief explanation is as follows.
Q: Q2. A three phase full wave uncontrolled bridge rectifier has an AC input voltage of 90 V RMS at 60…
A: Given data, Supply RMS voltage Vr=90 V. Frequency f=60 Hz. Load resistance RL=440 Ω.
Q: Assuming ideal diodes, draw the output waveform of the circuit to the given input waveform.
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Q: I need short answer, please
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Q: Explain the application of Zener diodes in industrial and power electronics based on its operating…
A: Zener diode is basically like an ordinary PN junction diode but normally operated in reverse biased…
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A: Clipper circuits contain single or multiple diodes and resistors. Based on ON/OFF state of the Diode…
Q: B/ Show how to connect the diodes in a center-tapped rectifier in order to produce a negative-going…
A: Diode connection in bridge rectifier for shift the waveform in negative side will be
Q: Consider one application/circuit of one Special Purpose Diodes and Explain the function of the…
A: To Explain the function of the application/circuit.
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A: When the zener diode is reverse biased it works as a voltage regulator It's a semiconductor diode It…
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A: A full wave rectifier converts both halves of an alternating wave (AC signal) cycle into a pulsating…
Q: A three phase full wave uncontrolled bridge rectifier has an AC input voltage of 90 V RMS at 60 Hz…
A: Given, A three phase full wave uncontrolled bridge rectifier, Vin= 90V rms (line…
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A: During the positive half cycle diode D1 conduct in the forward bias and zener diode in the reverse…
Q: What are the applications of zener diode? What is zener effect?
A: In this question we have to write the the application of zener diode and zener effects
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A: Zener diode: It is a silicon semiconductor device and it can permits current to flow in either the…
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Q: When the rms output voltage of a full-wave bridge rectifier is 26.20 V, the peak inverse voltage…
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Q: B Show how to connect the diodes in a center-tapped rectifier in order to produce a negative-going…
A: Disclaimer: Since you have asked multiple questions, we will solve the first question for you. If…
Q: 1) What is a diode? 2) What is the difference in fabrication between a Zener and a normal diode? 3)…
A: Explanation: 1) Diode is a semiconductor electronic device. It has two terminals and one junction.…
Q: 1. What could happen if the diode's type would be changed from silicon to germanium? 2. Try to…
A: Since you have asked multiple questions, we will solve the first question for you. If you want any…
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A: To charge a battery from AC supply or convert AC into DC rectifier (converter) circuits are used.…
Q: 4- What are types of power diodes?
A: Since you have asked multiple question, we will solve the first question for you. If youwant any…
Q: Compare the results of static or dc resistance of the diodes obtained from different values of…
A: The characteristics of a virtual diode and a 1N4001 diode is shown in the question. The values of…
Q: your opinion, what are junction diodes, and how did they come to be known as junction diodes?
A: According to my opinion, junction diode is nothing but A semiconductor material with N-type and…
Q: The half-wave rectifier as shown is operating at a frequency of 60Hz, and the rms value of the…
A: Given data, The value of rms voltage is Vrms = 12.6±10% V. The value of operating frequency is f =…
Q: Compare the results of static or dc resistance of the diodes obtained from different values of…
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Q: 3. Full Wave Center Tapped Rectifier a. Determine V, and the required PIV rating of each diode for…
A:
Q: hat could happen if the Zener diode would be changed to a Zener which has a higher breakdown…
A: Breakdown voltages for commonly available Zener diodes can vary widely from 1.2v to 200v. for diodes…
Q: 04: A full-wave bridge rectifier at (2:3) transformer with a [77 sin(2n x 100 x 10°t)] rms input…
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Q: Answer the following. Use a detailed explanation. In the characteristic curve of the diode what…
A: Characteristics of diode is given by below curve,
Q: A. Draw the circuit diagram of a clipper that will produce an output waveform below. From the output…
A: Since there are multiple questions, according to company policy only first question will be solved.…
Q: Explain the differences between the zener diodes and normal diodes
A: Normal diodes. In normal diodes , the doping concentration is moderate one . In forward bias , the…
Q: How do zener diodes widely used? a. current limiter b. variable resistors c. voltage regulators d.…
A: If the doping increased in the P-N junction, the diode is used for voltage regulation. Diodes that…
Q: What happens when one of the diode is removed from the bridge rectifier? Show the input and output…
A: Bridge Rectifier:-
Q: A What could happen if the Zener diode would be changed to a Zener which has a higher breakdown…
A: A) if we replace a Zener diode with a Zener having higher breakdown voltage than the range of…
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- Q3. Determine the minimum and maximum values of the load current for which the Zener below will operate correctly. Also determine what is the minimum value of load resistance R. Max that can be used. The following values are provided: V = 12 V, I = 1 mA and I = 50 ZK mA. Assume an ideal Zener diode with no resistance after it has switched on and thus a constant voltage drop of 12 V over it when ON. R 470 N VIN 24 V RL Answer: Minimum load current: () Answer: Maximum current: () Answer: Minimum load resistance: ()ii) Analyse the circuit shown in below Figure. 2, assume diodes as silicon diode. Calculate: a. Vout b. IR3 c. Ip2 VCC 16V D1 D4 V3 10 V R1 2.2kQ D5 D2 Vout R3 2.8kQ IR3 Ip2 R2 4.7 kQ D3 V1 2.2 V V2 15VQ3 For the network of figure shown below, 120 V determine and Sketch V, across the load resistance R, and determine Is . RL , Vi (assume ideal diodes) 2 k2 -100 V 3 k2
- 3. Given a circuit in figure 3.1. A Zener diode is connected as shown in the Figure. The Zener voltage is 7.2 V and the load current is to change from 12 to 100 mA. Calculate the value of series resistance R to maintain a voltage of 7.2 V across the load. The input voltage is constant at 12 V and the minimum Zener current is 10 mA. IL I R Iz Eo RL Vz E, = 12 VI Figure 3.1 stabilizer circuit.VR R a.1 For the Zener diode network shown in the figure to the right, determine VL, VR, Iz, and Pz. 1k2 V2 = 10 V 7 RL1.2 k2 VL 16 V a.2. Repeat part (a.1) with RL = 3 k2. PZM = 30 mW %3DQ3 For the network of figure shown below, determine and Sketch V, across the load 120 V RL resistance R, and determine I, . (assume ideal diodes) 2 k2 -100 V 3 koz
- 2. For the following figure 1 employing the diode characteristics of figure 2. Determine a) DC load line b) Voltage across the resistance c) Instead of the DC source use a 10V AC source and find the AC load line. D1 charteritien DIN4002 V1 10V R1 2k R2 2k HINA Bever charateri -1A) Junetion diode characteristies, Ge and S Figure 1 Figure 2Calculate the equivalent resistances Rin of the following circuits. (The resistance value of the diodes in the conduction will be 0, the resistance value of the diodes in the insulation will be taken as infinity. R1=10ohm1- In your own words, describe the classification of materials according to conductivity, with examples of each type. 2- Plot the V I characteristics graph of Zener diode, label all values. [write your answer in a paper and upload it in the answer submission link.]
- B Answer all the questions. (1) The ms value of the input voltage for a bridge network is shown in the following figure. (a) Sketch Vo and determine average output Vo for the configuration of the following figure. (b) Determine the de voltage and r.m.s voltage of output. (c) Determine the required PIV rating of each diode. (d) Does this network work as a clipper? Ideal diodes 170 V 2.2 k2 2.2 ka -170 V 2.2 ka Sketch V and KCurrent 420 ohm 30 V 1,(max) = 80 mA Voltage 2.2 kohm Vp-out 0.6 V Vp-in enonal Zener Current Answer the following question according to the above. Remember Kirchhoff's laws when making your calculations in this question. According to the given graph, how many volts is the voltage value on this Zener Diode when it is on reverse supply?a. Determine VL, IL, and IR for the network of below if RL=180 ohms b. Repeat part (a) if RL=470 ohms c. Determine the value of RL that will establish maximum power condition for the Zener diode. d. Determine the minimum value of RL to ensure that the Zener diode is the the "on" state.