Electrical Engineering (EE) Exam > Electrical Engineering (EE) Questions > The threshold voltage depends on:a)The workfu...
Start Learning for Free
The threshold voltage depends on:
- a)The workfunction difference between gate and channel
- b)The gate voltage component to change surface potential
- c)The gate voltage component to offset the depletion charge and fixed charges in gate oxide
- d)All of the mentioned
Correct answer is option 'D'. Can you explain this answer?
| FREE This question is part of | Download PDF Attempt this Test |
Verified Answer
The threshold voltage depends on:a)The workfunction difference between...
The threshold voltage depends on: The workfunction difference between gate and channel, The gate voltage component to change surface potential, The gate voltage component to offset the depletion charge and fixed charges in gate oxide
Most Upvoted Answer
The threshold voltage depends on:a)The workfunction difference between...
Explanation:
The threshold voltage of a MOSFET depends on various factors that influence the behavior of the device. Let's break down the options provided in the question to understand how each one contributes to determining the threshold voltage:
a) The workfunction difference between gate and channel:
- The workfunction of the gate material and the channel material play a crucial role in determining the threshold voltage of a MOSFET. The workfunction difference affects the energy barrier for the flow of charge carriers, which in turn impacts the threshold voltage.
b) The gate voltage component to change surface potential:
- The gate voltage applied to the MOSFET controls the surface potential of the channel region. By changing the surface potential, the conductivity of the channel can be altered, ultimately affecting the threshold voltage of the device.
c) The gate voltage component to offset the depletion charge and fixed charges in gate oxide:
- The gate voltage is also responsible for offsetting the depletion charge and fixed charges present in the gate oxide. These charges influence the distribution of charge carriers in the channel region, thereby affecting the threshold voltage of the MOSFET.
d) All of the mentioned:
- The correct answer is option 'D' because all the factors mentioned above, i.e., the workfunction difference between gate and channel, the gate voltage component to change surface potential, and the gate voltage component to offset depletion charge and fixed charges in gate oxide, collectively determine the threshold voltage of a MOSFET.
In conclusion, the threshold voltage of a MOSFET is influenced by a combination of these factors, highlighting the importance of understanding the interplay between various parameters in the operation of semiconductor devices.
The threshold voltage of a MOSFET depends on various factors that influence the behavior of the device. Let's break down the options provided in the question to understand how each one contributes to determining the threshold voltage:
a) The workfunction difference between gate and channel:
- The workfunction of the gate material and the channel material play a crucial role in determining the threshold voltage of a MOSFET. The workfunction difference affects the energy barrier for the flow of charge carriers, which in turn impacts the threshold voltage.
b) The gate voltage component to change surface potential:
- The gate voltage applied to the MOSFET controls the surface potential of the channel region. By changing the surface potential, the conductivity of the channel can be altered, ultimately affecting the threshold voltage of the device.
c) The gate voltage component to offset the depletion charge and fixed charges in gate oxide:
- The gate voltage is also responsible for offsetting the depletion charge and fixed charges present in the gate oxide. These charges influence the distribution of charge carriers in the channel region, thereby affecting the threshold voltage of the MOSFET.
d) All of the mentioned:
- The correct answer is option 'D' because all the factors mentioned above, i.e., the workfunction difference between gate and channel, the gate voltage component to change surface potential, and the gate voltage component to offset depletion charge and fixed charges in gate oxide, collectively determine the threshold voltage of a MOSFET.
In conclusion, the threshold voltage of a MOSFET is influenced by a combination of these factors, highlighting the importance of understanding the interplay between various parameters in the operation of semiconductor devices.
Attention Electrical Engineering (EE) Students!
To make sure you are not studying endlessly, EduRev has designed Electrical Engineering (EE) study material, with Structured Courses, Videos, & Test Series. Plus get personalized analysis, doubt solving and improvement plans to achieve a great score in Electrical Engineering (EE).
|
Explore Courses for Electrical Engineering (EE) exam
|
|
Similar Electrical Engineering (EE) Doubts
Top Courses for Electrical Engineering (EE)View all
The threshold voltage depends on:a)The workfunction difference between gate and channelb)The gate voltage component to change surface potentialc)The gate voltage component to offset the depletion charge and fixed charges in gate oxided)All of the mentionedCorrect answer is option 'D'. Can you explain this answer?
Question Description
The threshold voltage depends on:a)The workfunction difference between gate and channelb)The gate voltage component to change surface potentialc)The gate voltage component to offset the depletion charge and fixed charges in gate oxided)All of the mentionedCorrect answer is option 'D'. Can you explain this answer? for Electrical Engineering (EE) 2024 is part of Electrical Engineering (EE) preparation. The Question and answers have been prepared according to the Electrical Engineering (EE) exam syllabus. Information about The threshold voltage depends on:a)The workfunction difference between gate and channelb)The gate voltage component to change surface potentialc)The gate voltage component to offset the depletion charge and fixed charges in gate oxided)All of the mentionedCorrect answer is option 'D'. Can you explain this answer? covers all topics & solutions for Electrical Engineering (EE) 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for The threshold voltage depends on:a)The workfunction difference between gate and channelb)The gate voltage component to change surface potentialc)The gate voltage component to offset the depletion charge and fixed charges in gate oxided)All of the mentionedCorrect answer is option 'D'. Can you explain this answer?.
The threshold voltage depends on:a)The workfunction difference between gate and channelb)The gate voltage component to change surface potentialc)The gate voltage component to offset the depletion charge and fixed charges in gate oxided)All of the mentionedCorrect answer is option 'D'. Can you explain this answer? for Electrical Engineering (EE) 2024 is part of Electrical Engineering (EE) preparation. The Question and answers have been prepared according to the Electrical Engineering (EE) exam syllabus. Information about The threshold voltage depends on:a)The workfunction difference between gate and channelb)The gate voltage component to change surface potentialc)The gate voltage component to offset the depletion charge and fixed charges in gate oxided)All of the mentionedCorrect answer is option 'D'. Can you explain this answer? covers all topics & solutions for Electrical Engineering (EE) 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for The threshold voltage depends on:a)The workfunction difference between gate and channelb)The gate voltage component to change surface potentialc)The gate voltage component to offset the depletion charge and fixed charges in gate oxided)All of the mentionedCorrect answer is option 'D'. Can you explain this answer?.
Solutions for The threshold voltage depends on:a)The workfunction difference between gate and channelb)The gate voltage component to change surface potentialc)The gate voltage component to offset the depletion charge and fixed charges in gate oxided)All of the mentionedCorrect answer is option 'D'. Can you explain this answer? in English & in Hindi are available as part of our courses for Electrical Engineering (EE).
Download more important topics, notes, lectures and mock test series for Electrical Engineering (EE) Exam by signing up for free.
Here you can find the meaning of The threshold voltage depends on:a)The workfunction difference between gate and channelb)The gate voltage component to change surface potentialc)The gate voltage component to offset the depletion charge and fixed charges in gate oxided)All of the mentionedCorrect answer is option 'D'. Can you explain this answer? defined & explained in the simplest way possible. Besides giving the explanation of
The threshold voltage depends on:a)The workfunction difference between gate and channelb)The gate voltage component to change surface potentialc)The gate voltage component to offset the depletion charge and fixed charges in gate oxided)All of the mentionedCorrect answer is option 'D'. Can you explain this answer?, a detailed solution for The threshold voltage depends on:a)The workfunction difference between gate and channelb)The gate voltage component to change surface potentialc)The gate voltage component to offset the depletion charge and fixed charges in gate oxided)All of the mentionedCorrect answer is option 'D'. Can you explain this answer? has been provided alongside types of The threshold voltage depends on:a)The workfunction difference between gate and channelb)The gate voltage component to change surface potentialc)The gate voltage component to offset the depletion charge and fixed charges in gate oxided)All of the mentionedCorrect answer is option 'D'. Can you explain this answer? theory, EduRev gives you an
ample number of questions to practice The threshold voltage depends on:a)The workfunction difference between gate and channelb)The gate voltage component to change surface potentialc)The gate voltage component to offset the depletion charge and fixed charges in gate oxided)All of the mentionedCorrect answer is option 'D'. Can you explain this answer? tests, examples and also practice Electrical Engineering (EE) tests.
|
|
Explore Courses for Electrical Engineering (EE) exam
|
|
Suggested Free Tests
Signup for Free!
Signup to see your scores go up within 7 days! Learn & Practice with 1000+ FREE Notes, Videos & Tests.
|
© EduRev
|
Education Revolution
|
|
Signup to see your scores
go up within 7 days!
Access 1000+ FREE Docs, Videos and Tests
Takes less than 10 seconds to signup