44.6 - Small Signal Equivalent Circuits
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Practice Questions
Test your understanding with targeted questions
What is the main function of a common collector amplifier?
💡 Hint: Think about where the input and output are connected.
Why do we bias a transistor?
💡 Hint: Consider what happens without biasing.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What configuration does a common collector amplifier use?
💡 Hint: Think about where the output signal is taken.
True or False: The voltage gain of a common drain amplifier can be significantly less than 1.
💡 Hint: Recall the behavior of buffers.
1 more question available
Challenge Problems
Push your limits with advanced challenges
Given a common collector amplifier with a known input resistance of 100 kΩ and an output load of 50 kΩ, calculate the expected output voltage when a 1 V input signal is applied.
💡 Hint: Consider how voltage divides between parallel resistances.
A MOSFET common drain amplifier has a transconductance of 2 mS. Calculate the output current if the gate voltage changes by 1 V.
💡 Hint: This uses the basic relationship with transconductance.
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