77.2.3 - Small Signal Equivalent Circuit of Differential Amplifier
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Practice Questions
Test your understanding with targeted questions
Define the term 'small signal equivalent circuit'.
💡 Hint: Think about simplifying complex circuits for easier analysis.
What is Differential Mode?
💡 Hint: Focus on the word 'difference' in the term.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What does the small signal equivalent circuit focus on?
💡 Hint: Remember what part we are discarding for analysis.
True or False: The output voltage of a differential amplifier in common mode operations should ideally be zero.
💡 Hint: Consider what happens with identical inputs.
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Challenge Problems
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For a differential amplifier with a transconductance of 2 mA/V and a load resistance of 1 kΩ, calculate the differential gain.
💡 Hint: Utilize the gain formula and ensure units are compatible.
Explain the practical implications of having a low common mode rejection ratio (CMRR) in differential amplifiers.
💡 Hint: Think about how common signals influence output fidelity.
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