Practice Modification Suggestions for Gain - 80.7.1 | 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 common-mode voltage?

πŸ’‘ Hint: Think of it as the center level around which both signals oscillate.

Question 2

Easy

Define differential mode gain.

πŸ’‘ Hint: It's how effectively the amplifier can amplify differences.

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 threshold voltage for MOSFETs?

  • 0.5V
  • 1V
  • 2V

πŸ’‘ Hint: Recall the specification of MOSFET operations.

Question 2

True or False: A common-mode voltage that is too low can prevent a transistor from working effectively.

  • True
  • False

πŸ’‘ Hint: Think about how voltage polarity affects operation.

Solve 1 more question and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

Design a differential amplifier with specified parameters and calculate the appropriate common-mode voltage range ensuring it's correctly set within operational limits.

πŸ’‘ Hint: Use known threshold voltages and resistance values in calculations.

Question 2

If the differential gain is 50 and common-mode gain is -1, what adjustments can be made to improve gain response without compromising performance? Provide a concise modification plan.

πŸ’‘ Hint: Consider how active components interact in comparison to passive components.

Challenge and get performance evaluation