Practice Introduction to Current References - 81.1.1 | 81. Current mirror circuits (Part-A) - B | Analog Electronic Circuits - Vol 4
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81.1.1 - Introduction to Current References

Learning

Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

What is a current reference?

πŸ’‘ Hint: Think about what source maintains stability in circuits.

Question 2

Easy

What does a current mirror do?

πŸ’‘ Hint: It’s like echoing a sound in an electronic circuit.

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?

  • Generates voltage
  • Replicates current
  • Provides insulation

πŸ’‘ Hint: It’s known for copying behavior, not voltage.

Question 2

True or False: A BJT current mirror has the collector and base connected.

  • True
  • False

πŸ’‘ Hint: Think about how transistors can function like diodes.

Solve 1 more question and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

Design a current mirror circuit that can handle varying load conditions without deviating from the reference current. Explain the factors that will affect its performance.

πŸ’‘ Hint: Evaluate how load changes impact circuit stability.

Question 2

Given a real-world scenario where temperature affects the performance of analog circuits, devise a way to stabilize the current reference used in the circuit.

πŸ’‘ Hint: Think about common engineering solutions for thermal issues.

Challenge and get performance evaluation