Electronics Fundamentals: Circuits, Devices & Applications
8th Edition
ISBN: 9780135072950
Author: Thomas L. Floyd, David Buchla
Publisher: Prentice Hall
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Textbook Question
Chapter 16, Problem 4ST
The process of adding impurity atoms to a pure semiconductor is called
- recombination
- crystallization
- bonding
- doping
Expert Solution & Answer
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Check out a sample textbook solutionStudents have asked these similar questions
The purpose of pentavalent impurity is to:
Increase the number of free electron
Reduce the conductivity of silicon
Create minority carriers
Increase the number of holes
Each valence electron in a
doped semiconductor forms a
a) hole
b) covalent bond
c) free electron
d) recombination
The purpose of adding an impurity atom to an
intrinsic crystal is
O To increase its electric conductivity
To alter its insulating property
To increase the resistivity of the
semiconductor material
To stop conduction
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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- How is a solid-state diode tested? Explain.arrow_forwardIn the Figure as shown below the current (I) will be equal to: ---- Assume that all diodes are silicon -practical diode model 4 KUZ lovt 32 KSL 2.2 mA O 2.3 mA O 2.4 mA O 1.1 mA Oarrow_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
- The potential difference across the p-n junction is called a. Conduction Band b. Depletion Layer c. Fermi Layer d. Valance Bandarrow_forwardAn undoped semiconductor has some holes at the ida temperature what causes these holes a) doping b) thermal energy c) valence electrons d) free electronsarrow_forward2. Design a clamper to perform the function indicated below. Silicon diodes 10 V 2.7 V -10 V -173 Varrow_forward
- To increase the electrical conductivity of an intrinsic semiconductor, we need to O add impurity O increase the resistivity O apply heat O None of the themarrow_forwardThe purpose of pentavalent impurity is to: Increase the number of free electron Increase the number of holes O Create minority carriers Reduce the conductivity of siliconarrow_forward5. Determine I, Vsi, V1, V3 and Vout for the diode circuit in Figure 4 below. Vi Si 8V Vin=18V R1=1002 R-472 R2=2.k2, V3 V2 Figure 4arrow_forward
- The condition in which a diode conducts current is called bias.arrow_forwardAddition of trivalent impurity to a semiconductor creates many holes valence electrons free electrons O bound electronsarrow_forwardWhich statement is not true about an extrinsic semiconductor? They do not have equal numbers charge carriers. Their impurities do not affect their electrical behavior. They can be doped with another element by a process known as doping process. They are chemically not pure. Their electrical properties can be tuned.arrow_forward
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