80.4.2.1 - Differential Mode Gain Analysis
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Practice Questions
Test your understanding with targeted questions
What is the minimum common mode voltage needed to keep a transistor ON in a differential amplifier?
💡 Hint: Think about the V_BE for silicon transistors.
Define differential mode gain.
💡 Hint: It should relate to the output based on the input differences.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the critical voltage for silicon transistors to operate?
💡 Hint: This voltage is commonly referred to in amplifier design.
True or False: Higher common mode voltages always increase output swing.
💡 Hint: Think about the relationship between the output voltage and input conditions.
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Challenge Problems
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Design a differential amplifier with a given supply voltage of 10 V to maximize output swing while minimizing distortion following the concepts studied.
💡 Hint: Pay attention to the operating points and transistor limits.
Calculate the output swing of a differential amplifier designed with two common source MOSFETs, ensuring the common mode voltage does not exceed 5 V.
💡 Hint: Utilize the threshold voltage in your calculations to determine practical output ranges.
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