Practice Device Replacement (80.1.1) - Differential Amplifier : Analysis and Numerical Examples (Contd.)(Part B)
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Device Replacement

Practice - Device Replacement

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Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What is the primary benefit of integrating BJTs and MOSFETs in differential amplifiers?

💡 Hint: Think about the advantages of each transistor type.

Question 2 Easy

What device replaces the tail resistor in this context?

💡 Hint: Consider what type of device can offer better characteristics.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What advantage does using an active device in place of a tail resistor provide?

Increases noise
Provides stable current
Decreases voltage range

💡 Hint: Think about the importance of reliability in circuits.

Question 2

True or False: The differential gain of an amplifier should be lower than the common mode gain.

True
False

💡 Hint: Recall the definitions of both gain types.

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Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Design a differential amplifier that utilizes both BJTs and MOSFETs, considering the needs for stability in DC operating point and minimized noise.

💡 Hint: Reflect on the advantages mentioned about using both types of transistors.

Challenge 2 Hard

Critique a given amplifier circuit designed with only passive components. Identify potential issues that could arise regarding stability and gain.

💡 Hint: Refer to the drawbacks we discussed regarding passive resistor use.

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