Practice Dependency On Voltage And Current Relationships (82.1.5) - Current mirror circuits (Part-B)

Practice: Dependency on Voltage and Current Relationships

Lesson 82.1.5Current mirror circuits (Part-B)

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8 questions

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6 sample questions

Question 1.
What is a current mirror?
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Think about its function in analog circuits.
Question 2.
What type of transistors can be used in current mirrors?
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Recall the different types discussed.
3Question 3.
What is the purpose of a current mirror?
- To amplify voltage
- To maintain a constant output current
- To switch current on and off
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Think about its main functionality in circuits.
4Question 4.
True or False: The output current in a current mirror is always equal to the reference current.
- True
- False
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Consider real-world conditions in circuit design.
Question 5.
Design a current mirror using both BJT and MOSFET configurations. Explain the advantages of each.
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Focus on the ratio of reverse saturation currents for BJTs and aspect ratios for MOSFETs.
Question 6.
Compare and analyze output currents in a basic current mirror vs. a cascode current mirror under variable output voltage conditions.
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Use equations learned in class to justify observed behaviors.

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