46.6.2 - Voltage Gain in Common Drain Circuit
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Practice Questions
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What is the primary function of a common drain amplifier?
💡 Hint: Think about how it relates to input and output voltage.
Why is high input resistance important?
💡 Hint: Consider what happens when too much current is drawn.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the approximate voltage gain of a common drain amplifier?
💡 Hint: Think about its role as a voltage follower.
Does a high input resistance benefit a common drain amplifier?
💡 Hint: Remember why we want to avoid drawing too much current at the input.
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Challenge Problems
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Given a common drain amplifier with an input capacitance of 10 pF and a load resistance of 1kΩ, calculate how the Miller effect alters the effective input capacitance.
💡 Hint: Remember the formula takes into account the feedback effect.
Design a common drain amplifier circuit that can operate effectively with a certain range of frequencies. Discuss the selection of components.
💡 Hint: Think about how impedance and frequencies interact.
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