Practice Key Parameters (4.5) - MOSFETs - Basic Operation and Characteristics
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Key Parameters

Practice - Key Parameters

Learning

Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What does g_m represent?

💡 Hint: Think about how current flows relative to gate voltage.

Question 2 Easy

Define output resistance (r_o).

💡 Hint: Consider its role in circuit stability.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What does g_m measure in a MOSFET?

Input impedance
Gain of the transistor
Saturation voltage

💡 Hint: Think about gain and current relations.

Question 2

True or False: Output resistance affects output current stability in a circuit.

True
False

💡 Hint: Consider how output conditions affect operation.

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Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Discuss how changing the dimensions of a MOSFET (W and L) affects both g_m and r_o in practical applications.

💡 Hint: Think about the interdependence between physical dimensions and electrical characteristics.

Challenge 2 Hard

Given a MOSFET with λ = 0.1 and I_D = 0.5mA, calculate r_o and discuss what it means for circuit performance.

💡 Hint: Utilize the definition and context of output resistance.

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Reference links

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