exo 2 EOEExercise 2:We consider the circuit of figure 2. The nominal valueof E is equal to 20V. This voltage is reduced to thevalue U using the resistor R, and a Zener diode withcharacteristicsTz 100 et V₂ = 8.5V. TheFigure 2diode's current Iz can varies between 2 mA and 50mA. We give Rp = 600 and R = 2040.1. What is a Zener diode used for? Give the expression of Iz as a function of E, U = Uz, R andRp. Between which values the voltage U then varies?2. We suppose that E can vary by 10%, which must be the corresponding value of Rp.IRRp IzRU

Given: A Zener diode voltage regulator circuit in figure, E = 20 V, Vz=8.5 V, Rp = 60 Ω and R = 204…

Ig Exercise 2: We consider the circuit of figure 2. The nominal value of E is equal to 20V. This voltage is reduced to the E value U using the resistor R, and a Zener diode with characteristics T₂ = 100 et V₂ = 8.5V. The Figure 2 diode's current Iz can varies between 2 mA and 50mA. We give R₁ = 600 and R = 2040. 1. What is a Zener diode used for? Give the expression of Iz as a function of E, U = U₂, R and Rp. Between which values the voltage U then varies? 2. We suppose that E can vary by 10%, which must be the corresponding value of Rp. Rp IR Iz R U

Ig Exercise 2: We consider the circuit of figure 2. The nominal value of E is equal to 20V. This voltage is reduced to the E value U using the resistor R, and a Zener diode with characteristics T₂ = 100 et V₂ = 8.5V. The Figure 2 diode's current Iz can varies between 2 mA and 50mA. We give R₁ = 600 and R = 2040. 1. What is a Zener diode used for? Give the expression of Iz as a function of E, U = U₂, R and Rp. Between which values the voltage U then varies? 2. We suppose that E can vary by 10%, which must be the corresponding value of Rp. Rp IR Iz R U

Electric Motor Control

10th Edition

ISBN:9781133702818

Author:Herman

Publisher:Herman

Chapter59: Motor Startup And Troubleshooting Basics

Section: Chapter Questions

Problem 12SQ: How is a solid-state diode tested? Explain.

See similar textbooks

Similar questions

In the circuit shown in the figure, diode voltages are given as 0.6V and rD = 100 ohms. When point B is open circuit AIf + 5V is applied to the point of application, drawing the shape of the circuit formed and calculating the currents passing through the resistors.calculate.
Consider a silicon pn junction diode at T 300K. The reverse saturation current is Is = 10-14 A and the ideality factor n = 1. Determine the diode current for a diode voltage of VD = 0.573 V and use that to determine the DC and AC resistance of the diode. RDC = 14.13 k rac = 639 Q RDC = 234 Q2 = rac=8Q RDC = 7.00 KQ rac = 307 Q RDC = 1.43 kQ rac = 58 Q
Consider the circuit shown in Figure 2. The cut-in voltage of each diode is . Let and assume both diodes are conducting. Determine if this is a valid assumption and explain your answer. And calculate the values of IR, ID, Ip2, and V.. Rj =1.7 kQ ww VB =1 V D1 Dz R2D 4 kQ Figure 2
An ac voltage of peak value 20v is connected in series with a silicon diode and load resistance of 5002. if the forward resistance of diode is 102 find: i- Peak current through diode. ii- Peak output voltage. ii- What will be these values if the diode is assumed to be ideal (Vdiode =0)?
In the circuit given in the figure, find the current passing through the diode in mA since R1 = 4.95Kohm, R2 = 2.50Kohm, R3 = 1.69Kohm, R4 = 5.44Kohm, VCC = 13.00V and the diode is silicon?
A silicon diode has a saturation current of 5nA at 250C. What is the saturation current at 1000C? For the given series diode configuration, determine Va, Is, and Vz. Si EE 10 V (a)
C. In the circuit shown below the knee current for the ideal Zener diode is 10 mA Calculate the minimum value of load resistance RL in order to maintain 5 volts across the load resistance RL 2. WW-
3: Using silicon diode design a clamper that will produce output V,-20Sin wt+10 (v) when the input voltage is Vo=20Sin wt-10 (V).Draw the circuit diagram and the input and output signals. 4:The 6-V zener diode has a maximum rated power dissipated of 690 mw.Its reveres current must be at least 3mA to keep it in breakdown. Find a suitable value for Rs if V; can vary from 9v to 12v and Ri. can vary from 5000 to 1.2KO.
In a Simplified Diode Model, up to the barrier potential or Vdiode the current through the diode is increasing. Select one: True False
How do I calculate the dynamic resistance of a zener diode with the following set of values given please? The circuit in figure is the circuit in question I am trying to solve this for please. Vin(DC) = 10V vin(ac) = 0.05sin(wt) Vz(voltage of diode) = 4.5V R1 = 1000 ohms
Q1 Assume that each diode has a turn-on voltage 0.7V in the circuit shown in Figure Q1. By using the constant voltage drop model: 1kN D1 D2 2kN 4k2 6V 3V 4V Figure Q1 a) Show that it is not possible that D1 is on and D2 is off. (Hint: show a contradiction) b) Show that both D1 and D2 are on.
In each of the ideal-diode circuits show below V1 is a 1kHz, 10-V peak sine wave. Sketch the wave form resulting at V0. What are its positive and negative peak values?