Consider the "Zener diode as a voltage regulator" circuit given below: 1502 D unregulated/ 12 volt supply RL Vout Zener Diode Here, Given specifications are: Input Voltage (V,) = 12V; Zener breakdown Voltage (Vz) = 6.2V; Minimum Zener Current (Izk) = lmA; %3D Maximum Zener Current (IzM) = 146mA; Consider load resistance (R1) = 10092 and 5002, respectively. Problem 1: Does the Zener diode operate in breakdown region for the given two values of load resistance? Include all the calculations to justify your answer. Problem 2: What the minimum load resistance for Zener diode to operate in breakdown region?

Discussion: 1. Discuss the obtained curves. 2. What are the advantages of using cascade voltage regulator circuit? 3. To stabilize a voltage of 65 V, one can: a. Use one 65V zener diode b. Use ten 6.5 V zener diodes in series If the costs are irrelevant, then which solution is best and why?

9. The diodes in a bridge rectifier each have a maximum dc current rating of 2 A. What is the maximum value of the dc load current? 10. What is the PIV across each diode of a bridge rectifier with a secondary voltage of 20 V,rms?

A tunnel diode is used: A)in very fast-switching circuits. B) in circuits requiring negative resistance. C) in high-power circuits. D) in power supply rectifiers.

Draw the circuit diagram of a clipper that will produce an output waveform below. From the output waveform Voltage A is 6.7 and Voltage B is -9.7 .Input peak-to-peak voltage is given as 20 volts. Assume Silicon diodes are used. 1. For the positive half cycle, the needed battery voltage is........ 2. For the negative half cycle, the needed battery voltage is........

I need the answer as soon as possible

Describe in your own words the characteristics of the ideal diode and how they determine the on and off states of the device. That is, describe why the short-circuit and open-circuit equiva-lents are appropriate.

Q2/ Determine the minimum input voltage required for regulation to be established in the figure. Assume an ideal zener diode with Izx 1.5 mA and Vz 14 V. R S60 1 Ves

Draw a schematic diagram of a forward bias diode.

In a full wave bridge rectifier, the transformer secondary voltage is 20sinwt. The forward resistance of each diode is 252 and load resistance is 1.5KN. Calculate, i. Im ii. Idc iii. Pdc iv. Pac V.