85.2.3 - Modified Circuit
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Practice Questions
Test your understanding with targeted questions
What is the purpose of a current mirror in a modified differential amplifier circuit?
💡 Hint: Think about how currents are set in the circuit.
Define the term 'differential mode gain'.
💡 Hint: Focus on the 'difference' aspect in differential amplifiers.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is a key advantage of using a current mirror?
💡 Hint: Think about what a mirror does!
True or False: Active loads will decrease both common mode and differential mode gains.
💡 Hint: Recall how active components affect circuit performance.
1 more question available
Challenge Problems
Push your limits with advanced challenges
A modified differential amplifier is designed with a current mirror providing the tail current. Analyze how the circuit reacts to a sudden change in input signal using small signal analysis.
💡 Hint: Pay attention to the small signal parameters!
You are tasked to improve an existing differential amplifier by implementing an active load derived from a current mirror. Describe the steps to analyze the modifications you made.
💡 Hint: Focus on the modifications to gain analysis.
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