Practice Condition For Validity Of The Equation (11.2.4) - Revisiting MOSFET (Contd.)

Practice: Condition for Validity of the Equation

Lesson 11.2.4Revisiting MOSFET (Contd.)

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9 questions

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6 questions · about 4 min · pass mark 70%. Hints available.
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3 questions · about 2 min · pass mark 70%. Hints available.
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6 sample questions

Question 1.
What does I_DS represent in a MOSFET?
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Think about the direction of current in the device.
Question 2.
What is the threshold voltage (V_th)?
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Consider the term 'threshold' as a limit to be exceeded.
3Question 3.
What condition must V_DS satisfy for the original current equation to be valid?
- A. V_DS must be equal to V_GS
- B. V_DS must be small compared to V_GS - V_th
- C. V_DS must be less than V_th
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Think about how the channel must operate for proper behavior.
4Question 4.
True or False: The current I_DS is zero when V_GS is less than V_th.
- True
- False
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Consider what it means to create a conducting channel.
Question 5.
Derive the effect of channel length modulation on the overall current in a MOSFET.
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Analyze the relationship between V_DS and channel length as it changes.
Question 6.
Given a MOSFET with specific values for W, L, V_GS, and V_th, calculate I_DS under both triode and saturation conditions.
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Ensure to identify when the MOSFET switches from triode to saturation.

5 more questions in this section. Enroll free to practise them all.