Practice Analog Electronic Circuits (85.1) - Usage of current mirror (Part-C)

Practice: Analog Electronic Circuits

Lesson 85.1Usage of current mirror (Part-C)

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9 questions

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6 sample questions

Question 1.
What is the main purpose of a current mirror in a BJT differential amplifier?
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Consider what keeps the amplifier operating consistently.
Question 2.
Define Tail Current.
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Think about what sustains the amplifier's performance!
3Question 3.
What is the primary function of the current mirror in a differential amplifier?
- To amplify the input signal
- To provide stable biasing current
- To act as a load
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Consider what provides consistency in operation.
4Question 4.
True or False: Active loads always improve the differential mode gain in an amplifier circuit.
- True
- False
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Think about what defines amplifying performance.
Question 5.
Design a differential amplifier using BJTs with specific parameters and explain how you would select your current mirror configuration.
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Consider how different choices influence both common and differential mode gains in your design.
Question 6.
Explain how variations in temperature might affect the current mirror's performance in a BJT amplifier.
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Think about how heat impacts electronic components overall.

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