75.5.3 - Active Devices for Enhanced Performance
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Practice Questions
Test your understanding with targeted questions
What does a differential amplifier amplify?
💡 Hint: Think about what is fed into the amplifier.
Name one type of active device used in differential amplifiers.
💡 Hint: Consider the components that can control current or voltage.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the primary function of a differential amplifier?
💡 Hint: Remember what we discussed at the beginning about amplification.
True or False: Differential mode gain should be as low as possible in a well-functioning amplifier.
💡 Hint: Think about the goals of an amplifier.
1 more question available
Challenge Problems
Push your limits with advanced challenges
A differential amplifier has a differential mode gain of 25 and a common mode gain of 2. If both inputs receive a common signal of 1V, what will the outputs be?
💡 Hint: Use A_d and A_c in conjunction with the input signals.
Design a conceptual circuit diagram for a differential amplifier using BJTs. Describe the components needed and their placements.
💡 Hint: Map out the path data follows through the circuit.
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