Electronics Fundamentals: Circuits, Devices & Applications
8th Edition
ISBN: 9780135072950
Author: Thomas L. Floyd, David Buchla
Publisher: Prentice Hall
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Chapter 16, Problem 5ST
To determine
The types of currents in a semiconductor
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Chapter 16 Solutions
Electronics Fundamentals: Circuits, Devices & Applications
Ch. 16 - Silicon can be doped with a trivalent material...Ch. 16 - The minority carriers in an n-type material are...Ch. 16 - Before a diode fully conducts, the bias must...Ch. 16 - When forward bias is applied to a diode, the...Ch. 16 - The output frequency from a full-wave rectifier is...Ch. 16 - The peak output voltage of a full-wave bridge...Ch. 16 - If one diode is open in a bridge rectifier, the...Ch. 16 - Line regulation specifies how much change occurs...Ch. 16 - Normally, zener diodes, varactor diodes, and...Ch. 16 - Prob. 10TFQ
Ch. 16 - Â Atoms within a semiconductor crystal arc held...Ch. 16 - Free electrons exist in the valence band...Ch. 16 - Prob. 3STCh. 16 - The process of adding impurity atoms to a pure...Ch. 16 - Prob. 5STCh. 16 - The majority carriers in an n-type semiconductor...Ch. 16 - The pn junction is found in diodes silicon all...Ch. 16 - Prob. 8STCh. 16 - A fixed dc voltage that sets the operating...Ch. 16 - Prob. 10STCh. 16 - When a diode is forward-biased, it is blocking...Ch. 16 - Prob. 12STCh. 16 - The process of converting ac to pulsating dc is...Ch. 16 - Prob. 14STCh. 16 - The number of diodes used in a half-wave rectifier...Ch. 16 - If a 75 V peak sine wave is applied to a half-wave...Ch. 16 - The output frequency of a full-wave rectifier with...Ch. 16 - Two types of full-wave rectifier are single diode...Ch. 16 - When a diode in a center-tapped rectifier opens,...Ch. 16 - During the positive half-cycle of the input...Ch. 16 - The process of changing a half-wave or a full-wave...Ch. 16 - Prob. 22STCh. 16 - The zener diode is designed to operate in zener...Ch. 16 - Zener diodes are sometimes used as current...Ch. 16 - Varactor diodes are used as variable resistors...Ch. 16 - Prob. 26STCh. 16 - In a photodiode, light produces reverse current...Ch. 16 - List two semiconductive materials.Ch. 16 - How many valence electrons do semiconductors have?Ch. 16 - In a silicon crystal, how many covalent bonds does...Ch. 16 - What happens when heat is added to silicon?Ch. 16 - Name the two energy levels at which current is...Ch. 16 - Describe the process of doping and explain how it...Ch. 16 - What type of impurity is antimony? What type of...Ch. 16 - Explain what a hole is.Ch. 16 - What is recombination?Ch. 16 - How is the electric field across the pn junction...Ch. 16 - Because of its barrier potential, can a diode be...Ch. 16 - To forward-bias a diode, to which region must the...Ch. 16 - Prob. 13PCh. 16 - Explain how to generate the forward-bias portion...Ch. 16 - What would cause the barrier potential to decrease...Ch. 16 - Determine whether each diode in Figure 16-74 is...Ch. 16 - Determine the voltage across each diode in Figure...Ch. 16 - Examine the meter indications in each circuit of...Ch. 16 - Determine the voltage with respect to ground at...Ch. 16 - Calculate the average value of a half-wave...Ch. 16 - Prob. 21PCh. 16 - Can a diode with a PIV rating of 50 V be used in...Ch. 16 - Prob. 23PCh. 16 - Calculate the average value of a full-wave...Ch. 16 - Consider the circuit in Figure 16-79. What type of...Ch. 16 - Calculate the peak voltage rating of each half of...Ch. 16 - Prob. 27PCh. 16 - Prob. 28PCh. 16 - The ideal dc output voltage of a capacitor-input...Ch. 16 - Refer to Figure 16-80 and draw the waveforms VA...Ch. 16 - A certain voltage regulator has a no-load output...Ch. 16 - Prob. 32PCh. 16 - Prob. 33PCh. 16 - The VZ of a given zener diode changes 38 mV for a...Ch. 16 - Figure 16-81 is a curve of reverse voltage versus...Ch. 16 - Refer to Figure 16-81 and determine the value of...Ch. 16 - When the switch in Figure 16-82 is closed, will...Ch. 16 - Prob. 38PCh. 16 - From the meter readings in Figure 16-83, determine...Ch. 16 - Each part of Figure 16-84 shows oscilloscope...Ch. 16 - For each set of measured voltages at nodes 1 and 2...Ch. 16 - Determine the most likely failure in the circuit...Ch. 16 - Prob. 43PCh. 16 - Prob. 44PCh. 16 - Prob. 45PCh. 16 - Prob. 46PCh. 16 - Open file P16-47 and determine if there is a...Ch. 16 - Open file P16-48 and determine if there is a...Ch. 16 - Open file P16-49 and determine if there is a...Ch. 16 - Open file P16-50 and determine if there is a...Ch. 16 - Prob. 51PCh. 16 - Open file P16-52 and determine if there is a...
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- Diodes and rectifiers allow current to _________. flow in one direction only flow in both directions divide paths of flow none of the abovearrow_forwardOne phase half wave is an uncontrolled an inductive (R-L) load of the rectifier rectified in case of supply voltage, load current and on diode change of voltage to source voltage scaled for two periods depending on draw (U = 220 V, f = 50 Hz, R = 22 ohms, L = 500 mH).arrow_forwardDetermine the minimum and the maximum input voltages that can be regulated by the Zener diode shown in figure 5. From data sheet the Zener diode has the following values: Vz -9.5 V at IzT =65 mA, IZK =5.5 mA, PDumax)= 1.25 W, and Zz 15 Q. Vout 650 Q Vin AVz Figure 5arrow_forward
- Determine the minimum and the maximum input voltages that can be regulated by the Zener diode shown in figure 5. From data sheet the Zener diode has the following values: Vz=9.5 V at IZ1=65 mA, IzK =5.5 mA, PDmaxN)=1.25 W, and Z, = 15 N . R Vout 650 Q Vin 4 Vz Figure 5arrow_forwardPlease explain the semiconductor diodes and give me questions with solutions and all formulas, I have exam .arrow_forwardDraw the input waveform and output waveform for the circuit given below with proper values marked in the figure. Assume D1 as germanium and D2 as silicon diodes. Input Vpp=20V, V1=5 v and V2=8 V. R DZ D1 Vin Vout V2 Maximum voltage of output waveform Minimum voltage of output waveform Windows huiarrow_forward
- Draw vx and v0 according to the input voltages in the circuit shown in the figure. note = R1 = 10Kohm R2 = 1kohm R3 = 1Kohm, the threshold voltages of diodes will be VE = 0.7V.arrow_forwardQ#2 (a)For Zener diode network determine the VL ,VR ,IZ, and Pzshow in figure #1arrow_forwardAssuming that the diodes in the figure are ideal, what will be the current in d1arrow_forward
- Draw the input waveform and output waveform for the circuit given below with proper values marked in the figure. Assume D1 as silicon and D2 as germanium diodes. Input Vpp=20V, V1=4 V and V2=10 V. R www DZ D1 Vin Vout vi V2 Maximum voltage of output waveform Minimum voltage of output waveformarrow_forwardCalculate the current flowing through the circuit and the voltage value at the V0 ends.(Threshold voltage = 0.3V for Germanium diodes, Threshold voltage = 0.6V for silicon diodes)arrow_forwarddecreases remains the same The doping level in a zener diode is that of a crystal diode. equal to less than more than same as A semiconductor diode allows current flow when there is no potential on the n-type or p-type materials 11arrow_forward
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