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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is the primary function of a current mirror?
💡 Hint: Think about what needs to remain constant in a circuit.
Question 2
Easy
What does output resistance indicate in a current mirror?
💡 Hint: Consider the relation between voltage and current.
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 device does a current mirror typically use?
- Resistor
- Capacitor
- Transistor
💡 Hint: Think about the component responsible for current control in circuits.
Question 2
The output current of a current mirror is ideally equal to the reference current. True or False?
- True
- False
💡 Hint: Consider how mirrors work.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Design a basic current mirror circuit using BJTs and calculate the expected output current given a reference input.
💡 Hint: Note the relationships between V_BE, collector current, and reference current.
Question 2
Critically evaluate the performance of a simple current mirror compared to a Wilson or Widlar mirror in an application with varying load conditions.
💡 Hint: Consider factors like base current consumption and early voltage effects.
Challenge and get performance evaluation