21.6.2 - Small Signal Equivalent Circuit
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Practice Questions
Test your understanding with targeted questions
What does the small signal equivalent circuit focus on?
💡 Hint: Think about what happens when we ignore DC components.
Define transconductance.
💡 Hint: What happens to the output current when the gate voltage changes?
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Interactive Quizzes
Quick quizzes to reinforce your learning
What parameter relates the change in input voltage to the output current in a MOSFET?
💡 Hint: This concept is crucial in amplifier circuits.
True or False: The small signal equivalent circuit considers DC components.
💡 Hint: What do we drop in the small signal analysis?
1 more question available
Challenge Problems
Push your limits with advanced challenges
Consider a MOSFET with a transconductance of 1.5 mA/V and an input voltage change of 0.4V. Calculate the change in the output current.
💡 Hint: Use the transconductance formula.
How would the introduction of higher-frequency capacitances alter the phase response of a small signal equivalent circuit?
💡 Hint: Think about how capacitors behave under AC signals.
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