Practice Analysis Of Current Mirror (81.1.3) - Current mirror circuits (Part-A) - A

Practice: Analysis of current mirror

Lesson 81.1.3Current mirror circuits (Part-A) - A

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9 questions

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6 sample questions

Question 1.
What is the main purpose of a current mirror?
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Think about how current mirrors work in amplifiers.
Question 2.
Why is high output impedance important in a current mirror?
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Consider the impact of voltage fluctuations.
3Question 3.
What is a major advantage of using current mirrors?
- Instability
- Stable output current
- High voltage drop
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Think about the definition of a current mirror.
4Question 4.
True or False: Current mirrors rely solely on passive components.
- True
- False
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Consider the components that define a current mirror.
Question 5.
Design a current mirror using a pair of transistors and calculate the expected output current if the reference current is 1 mA.
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Revisit the relationships between input and output currents in a current mirror.
Question 6.
Analyze a specific application circuit utilizing a current mirror and predict its performance under varying temperatures, considering base and collector currents.
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Recall how temperature affects BJT gain and output current in designs.

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