Practice Differential Mode and Common Mode Gain Analysis for MOSFET - 80.6.2 | 80. Differential Amplifier : Analysis and Numerical Examples (Contd.)(Part B) | Analog Electronic Circuits - Vol 4
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Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

What is differential mode gain?

πŸ’‘ Hint: Think about how it enhances differences.

Question 2

Easy

Define common mode gain.

πŸ’‘ Hint: What happens when the same signal is applied?

Practice 4 more questions and get performance evaluation

Interactive Quizzes

Engage in quick quizzes to reinforce what you've learned and check your comprehension.

Question 1

What is the primary purpose of a differential amplifier?

  • To amplify the sum of input signals
  • To amplify the difference between input signals
  • To eliminate all noise

πŸ’‘ Hint: Focus on what it amplifies.

Question 2

Common mode gain should be high for effective operation.

  • True
  • False

πŸ’‘ Hint: Reflect on common mode impacts.

Solve and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

Calculate the differential output voltage for a differential amplifier with a supply voltage of 12V, input voltages of 0.8V differential, and with transconductance of 2mA/V^2. What is the expected output?

πŸ’‘ Hint: Aggregate the voltage swings and their impact on the output.

Question 2

You have designed an amplifier where the common mode gain turns out to be equal to the differential gain. Discuss the implications for circuit reliability and performance.

πŸ’‘ Hint: Consider the noise and stability factors.

Challenge and get performance evaluation