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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What does a current mirror do in a differential amplifier?
π‘ Hint: Think about the 'copying' function.
Question 2
Easy
What is the DC current if there's a 12V supply and a 11.4 kΞ© resistor?
π‘ Hint: Use Ohm's Law: V = IR.
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 function of a current mirror?
- Amplifying voltage
- Replicating current
- Creating noise
π‘ Hint: Think about the purpose of a mirror.
Question 2
True or False: High common mode gain helps remove noise in amplify signals.
- True
- False
π‘ Hint: Consider the effectiveness of noise filtering.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Design a differential amplifier circuit using MOSFETs with current mirrors. Describe your design choices and expected outputs.
π‘ Hint: Consider matching parameters and controlling bias currents.
Question 2
Analyze a differential amplifier where the DC current through one transistor is 2 mA. Given a load resistance of 100 kΞ©, calculate the expected voltage at the output.
π‘ Hint: Make sure to consider the power supply limits.
Challenge and get performance evaluation