Practice - Current Mirrors
Practice Questions
Test your understanding with targeted questions
What is the primary function of a current mirror?
💡 Hint: Think about what needs to remain constant in a circuit.
What does output resistance indicate in a current mirror?
💡 Hint: Consider the relation between voltage and current.
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
What device does a current mirror typically use?
💡 Hint: Think about the component responsible for current control in circuits.
The output current of a current mirror is ideally equal to the reference current. True or False?
💡 Hint: Consider how mirrors work.
1 more question available
Challenge Problems
Push your limits with advanced challenges
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.
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.
Get performance evaluation
Reference links
Supplementary resources to enhance your learning experience.