Practice Lecture – 83 - 83.2 | 83. Usage of current mirror (Part-A) | Analog Electronic Circuits - Vol 4
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Lecture – 83

83.2 - Lecture – 83

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Learning

Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What is the primary function of a current mirror?

💡 Hint: Think about how current flows through circuits.

Question 2 Easy

Name two types of transistors that can be utilized in current mirrors.

💡 Hint: Consider the common types of transistors used in electronics.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What does a current mirror do?

Amplifies voltage
Copies current
Converts AC to DC

💡 Hint: Recall the fundamental purpose of current mirrors.

Question 2

True or False: Current mirrors can only be constructed using BJTs.

True
False

💡 Hint: Consider the types of devices used in current mirrors.

2 more questions available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Design a current mirror circuit using BJTs and analyze its performance in a common emitter amplifier configuration. Discuss the impact of transistor matching on its effectiveness.

💡 Hint: Consider both DC and small-signal models in your design.

Challenge 2 Hard

Evaluate how a small change in reference current might affect the output in a differential amplifier configuration using current mirrors. Include calculations.

💡 Hint: Think about the proportional relationship between input and output signals.

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