47.4.4 - Output Impedance with Source Resistance
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Practice Questions
Test your understanding with targeted questions
What is output impedance?
💡 Hint: Think about how the amplifier interfaces with the load.
What does transconductance (g_m) signify?
💡 Hint: Consider its role in operational efficiency.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What does a high output impedance indicate?
💡 Hint: Consider how it affects the load connected.
Is the voltage gain of a common collector amplifier always close to unity?
💡 Hint: Think about the role of the common collector configuration.
2 more questions available
Challenge Problems
Push your limits with advanced challenges
Given a common collector amplifier with a collector current of 1 mA, and an early voltage of 50 V, calculate the output resistance.
💡 Hint: Relate your answer to the concept of output resistance associated with active devices.
Analyze the effect of introducing a 50 kOhm source resistance into a common collector configuration. How would the performance metrics change?
💡 Hint: Consider the interactions between source resistance and the amplifier's output.
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