70.5.2 - Common Mode Gain
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Practice Questions
Test your understanding with targeted questions
What is a single-ended amplifier?
💡 Hint: Think about how this amplifier relates to something we know as ground.
Define differential mode signal.
💡 Hint: What do we want to measure when amplifying in a differential amplifier?
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the function of a differential amplifier?
💡 Hint: Consider the unique function that a differential amplifier offers.
True or False: Common mode gain should be maximized for effective performance in differential amplifiers.
💡 Hint: Think about the goal for a clean signal.
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Challenge Problems
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If you have two input signals, V1 = 3V and V2 = 1V, calculate the differential signal. If the common signal is 2V, what is the output?
💡 Hint: Differentiate between input and common values.
Create a simple circuit design for a differential amplifier with known resistor values that optimize for minimal common mode gain.
💡 Hint: Use configurations that have feedback paths to maintain stability.
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