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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is a current mirror?
💡 Hint: Consider the basic components involved.
Question 2
Easy
Define active load.
💡 Hint: Focus on how components interact in a 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 one primary function of a current mirror?
- To replicate a current
- To amplify voltage
- To resist current flow
💡 Hint: Think about the purpose of current mirrors.
Question 2
True or False: A cascode transistor decreases output resistance.
- True
- False
💡 Hint: Reflect on the purpose of adding cascode transistors.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Design a current mirror circuit using two N-channel MOSFETs, ensuring it operates correctly with a bias voltage of 5V. Calculate the expected output current.
💡 Hint: Start from values already defined and match them for projection.
Question 2
Examine the thermal stability of a BJT current mirror when subjected to temperature fluctuations. Identify at least two strategies to mitigate instability.
💡 Hint: Think about how heat can alter electrical properties.
Challenge and get performance evaluation