Practice Simple Bjt Current Mirror Design (5.3) - Design and Characterization of Oscillators and Current Mirrors
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Simple BJT Current Mirror Design

Practice - Simple BJT Current Mirror Design

Learning

Practice Questions

Test your understanding with targeted questions

Question 1 Easy

Define a current mirror.

💡 Hint: Focus on the purpose of a current mirror.

Question 2 Easy

What is the role of the reference current in a BJT current mirror?

💡 Hint: Think about how the current is set.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What is the primary function of a BJT current mirror?

To amplify voltage
To replicate current
To store charge

💡 Hint: Consider its use in maintaining stability in circuits.

Question 2

True or False: The output current in a BJT current mirror is always equal to the reference current.

True
False

💡 Hint: Think about how real conditions affect ideal calculations.

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Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Design a simple BJT current mirror with a desired IREF of 2 mA. Given VCC = 15V and VBE = 0.7V, determine RREF and discuss the output current.

💡 Hint: Pay close attention to your resistor choices.

Challenge 2 Hard

Explain how you would enhance the performance of a simple current mirror in a circuit requiring high accuracy of the output current. Discuss some design modifications.

💡 Hint: Think about ways to mitigate the base current problem.

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Reference links

Supplementary resources to enhance your learning experience.