Practice Bjt Version Of Current Mirror (87.5) - Numerical examples on current mirror and its applications (Part-B)

Practice: BJT Version of Current Mirror

Lesson 87.5Numerical examples on current mirror and its applications (Part-B)

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9 questions

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3 cards from this section. Quick, good the night before a test.
Exercise
6 questions · about 4 min · pass mark 70%. Hints available.
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Quiz
3 questions · about 2 min · pass mark 70%. Hints available.
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6 sample questions

Question 1.
What does a current mirror do?
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Think about biasing of transistors.
Question 2.
What are the operational regions of a BJT?
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Recall the regions and their significance.
3Question 3.
What is the primary purpose of a current mirror?
- To amplify voltage
- To mimic a reference current
- To reduce power consumption
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Think of its role in biasing.
4Question 4.
True or False: Cascode configurations enhance output resistance in current mirrors.
- True
- False
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Review how cascoding impacts performance.
Question 5.
Given a BJT current mirror with an output resistance of 100 kΩ, how would changing the biasing resistor influence the mirror performance?
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Analyze the relationship between bias current and resistor value.
Question 6.
If a BJT current mirror uses cascode transistors stacked, how would you expect the output current to behave with varying load conditions?
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Consider how output resistance impacts current flow.

5 more questions in this section. Enroll free to practise them all.