77.2.5 - Common Mode Analysis
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Practice Questions
Test your understanding with targeted questions
What does a differential amplifier amplify?
💡 Hint: Think about the context where two signals need to be compared.
In which mode do the inputs receive the same signal?
💡 Hint: Consider situations where sources are not different.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What happens to the output when both differential inputs are equal?
💡 Hint: Remember the behavior of differential amplifiers under equal input conditions.
The differential mode gain is defined as which ratio?
💡 Hint: Think about how these voltages relate in amplification.
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Challenge Problems
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Given a differential amplifier with a specified input common mode range and output swing, determine the best setup to ensure maximum operation without distortion. Outline the steps and calculations needed.
💡 Hint: Focus on ensuring input conditions match operational specifications for optimal performance.
Describe and illustrate an experimental setup for measuring common mode rejection ratio in a differential amplifier configuration. Include diagrams and essential components.
💡 Hint: Consider how to deliver equal voltage and measure differences at the output.
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