Practice Common Emitter And Common Source Amplifier (83.3.1) - Usage of current mirror (Part-A)

Practice: Common Emitter and Common Source Amplifier

Lesson 83.3.1Usage of current mirror (Part-A)

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9 questions

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6 sample questions

Question 1.
What is the purpose of a current mirror in amplifier circuits?
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Think about how it helps maintain consistent operation.
Question 2.
Define a small signal model.
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What does it simplify in a circuit?
3Question 3.
What is the function of a current mirror in amplifiers?
- To amplify voltage
- To provide constant current
- To resist changes
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Think about how it copes with variations in voltage.
4Question 4.
True or False: A BJT and MOSFET serve the same fundamental purpose in amplifiers.
- True
- False
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Remember their role in circuit applications.
Question 5.
Design a common emitter amplifier circuit using BJTs with a current mirror to set biasing. Analyze the expected voltage gain.
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Consider the relationships of current and voltage throughout the circuit.
Question 6.
Create a simulation of a common source amplifier with a current mirror and compare it against a passive load version.
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Be sure to match your transistor parameters for accurate comparisons.

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