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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is the main function of a current mirror?
💡 Hint: Consider its role in stabilizing currents in amplifiers.
Question 2
Easy
What is a common collector amplifier?
💡 Hint: Think about where the output voltage is derived from in the 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 is the primary role of a current mirror in amplifiers?
- To amplify voltage
- To replicate current
- To stabilize voltages
💡 Hint: Think about the relationship to input currents.
Question 2
True or False: Common collector amplifiers have higher common mode gain when using current mirrors.
- True
- False
💡 Hint: Consider how current mirrors affect signal responses.
Solve 2 more questions and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Calculate the output current of a current mirror in a common collector setup where the reference current is set to 2 mA and the aspect ratio of the transistors is 2:1.
💡 Hint: Consider how the aspect ratio influences the output within the true characteristics of the mirror.
Question 2
Propose a circuit configuration that utilizes both a current mirror and active loads to enhance performance in a differential amplifier.
💡 Hint: Think about balancing and the types of loads that improve signal fidelity.
Challenge and get performance evaluation