Preview of practice Reverse Bias Condition (7.6.2) - Revisiting BJT Characteristic - Part A
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Reverse Bias Condition

Practice - Reverse Bias Condition

Learning

Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What is the function of the base-emitter junction in a BJT?

💡 Hint: Think about where the current enters the transistor.

Question 2 Easy

Define minority carrier.

💡 Hint: Consider their relation to majority carriers.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What occurs at the base-emitter junction during normal operation?

It's reverse biased
It's forward biased
No bias is applied

💡 Hint: Consider the current entry point into the BJT.

Question 2

True or False: The reverse current in a BJT is mainly due to the movement of majority carriers.

True
False

💡 Hint: Focus on the definitions of minority and majority carriers.

1 more question available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Given a BJT with a collector current of 0.1 mA under reverse bias at room temperature, calculate the expected reverse saturation current assuming a strong bias.

💡 Hint: Use the basic relationship between current, bias, and physical properties of the transistor.

Challenge 2 Hard

Explain why BJTs become less efficient at high temperatures when operating with a reverse bias condition.

💡 Hint: Consider the relationship between temperature and semiconductor physics.

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Reference links

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