Practice Improvements on Common Mode Gain - 84.1.6 | 84. Usage of current mirror (Part-B) | Analog Electronic Circuits - Vol 4
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Knowledge

84.1.6 - Improvements on Common Mode Gain

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Learning

Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

What is a current mirror?

💡 Hint: Think about how it provides a steady current even with varying loads.

Question 2

Easy

What is the primary function of a common collector amplifier?

💡 Hint: Look at how it connects to the transistor's emitter.

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 does a current mirror do?

  • Sets a variable current
  • Provides a constant reference current
  • Amplifies voltage

💡 Hint: Consider its primary function in circuits.

Question 2

True or False: Current mirrors can help stabilize common mode gain.

  • True
  • False

💡 Hint: Think about how they influence amplifier behavior.

Solve 1 more question and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

Design a differential amplifier circuit that utilizes current mirrors to enhance gain. Describe the component values and their effects on performance during different operational scenarios.

💡 Hint: Review the influence of resistor values in varying common and differential mode scenarios.

Question 2

Evaluate a typical performance scenario where common mode signals are at play in an amplifier circuit. How do current mirrors specifically help mitigate these effects?

💡 Hint: Reflect on the output's sensitivity to common signals and how current mirrors intervene.

Challenge and get performance evaluation