Practice Reference Current Calculation (86.5.1) - Numerical examples on current mirror and its applications (Part-A)

Practice: Reference Current Calculation

Lesson 86.5.1Numerical examples on current mirror and its applications (Part-A)

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9 questions

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6 sample questions

Question 1.
What is a current mirror?
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Think about how it relates to current stability.
Question 2.
Name two types of transistors used in current mirrors.
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Consider the common transistors in electronic circuits.
3Question 3.
What is the primary function of a current mirror?
- To amplify voltage
- To replicate currents
- To measure voltage
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Focus on what stability the circuit provides.
4Question 4.
Early voltage affects output current in BJT current mirrors. True or False?
- True
- False
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Think about how voltage and current relate in BJTs.
Question 5.
Design a current mirror circuit using both a MOSFET and a BJT. Analyze and compare the expected output currents considering the non-ideality factors.
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Ensure to account for all parameters and sketch the output relation.
Question 6.
Calculate the small signal output resistance based on the variations of output current with respect to the input voltage in a BJT current mirror configuration.
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Think about how the output current changes with input increments.

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