for a forward bias condition. Compute for (a) the current of the circuit, (b) the voltage across the diode, and (c) the voltage across the 100-ohm resistor. Using (i) the simplified equivalent circuit of a silicon diode, (ii) the simplified equivalent circuit of a germanium diode, (iii) the ideal equivalent circuit. Express

for a forward bias condition. Compute for (a) the current of the circuit, (b) the voltage across the diode, and (c) the voltage across the 100-ohm resistor. Using (i) the simplified equivalent circuit of a silicon diode, (ii) the simplified equivalent circuit of a germanium diode, (iii) the ideal equivalent circuit. Express

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

For the circuit shown below, compute the maximum current through each resistor when terminal A is a) positive and, b) negative. Assume the diodes are ideal. (Will we convert to the RMS value to it's actual value?)
Determine the current I in the circuit (i). Assume the diodes to be of silicon and forward resistance of diodes to be zero.
Given the clamper circuit below, assume that the value of R and C are large enough sothe voltage across the capacitor does not change significantly during the interval of time.a. Using the simplified diode model, simulate the action of the circuit when the Silicon diode isin forward and reverse bias condition and measure the corresponding output voltage.b. Draw the complete output waveform of the circuit
Calculate the current flowing through the given circuit and the voltage value at the V0 ends. (Threshold voltage = 0.3V for Germanium diodes, Threshold voltage for silicon diodes = 0.6V)
For the circuit shown below, compute the maximum current through each resistor when terminal A is a) positive and, b) negative. Assume the diodes are ideal.
There are three diode models namely (i) the exponential, (ii) ideal and (iii) the constant voltage source. a) Please define each model and provide the factors that influence the choice of a diode model when analyzing a circuit ? b) Please provide sketches of the I-V characteristic of each model.
Give a design for a pn diode voltage reference source that outputs 5 volts DC from a 12-volt source. Assume that the diodes have an emission coefficient of 1.2 and a reverse saturation current of 300 pA. Weight the alternatives of using a stack of 7 versus 8 diodes. Be sure to specify the resistance and power rating of the series resistor.
A. In your own words and with the aid of suitable diagrams, describe the following: a) The zener diode and its characteristics. b) Design a limitter circuit using diodes to limit the output voltage to 4.7V during the positive signwave and to -6.7V in the negative signwave. B. Consider the following circuit. Suppose that diode D1 is ideal. a) Give the state of the diode D1: conductive or blocking. Explain. b) Calculate the current flowing through D1. c) Calculate the voltage VR2 across the resistance R2. 1kQ D1 R1 R2 1) ImA 10V 4KQ 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. 1002 IL 10V V, = 5V A R
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
Cite the difference(s) between a Zener diode and a Silicon diode. Can a Zener diode replace a Silicon diode? Explain.
Given the clamper circuit below, assume that the value of R and C are large enough so the voltage across the capacitor does not change significantly during the interval of time. a.) Using the simplified diode model, simulate the action of the circuit when the diode is in forward and reverse bias condition and measure its output voltage. b.) Draw the output waveform of the circuit.
Two identical Schottky diodes are connected in series, one in the forward and the other in reverse direction, see figure. Assume the reverse saturation current, IS, of each diode to be known. Derive he current-voltage curve I(V) of this circuit. Plot it with the ratio I / IS on the y-axis and V / Vth on the x-axis. Make sure to cover a broad range of voltages, say, from –10 Vth to 10 Vth.