75.4.1 - Finding Differential Mode Gain
Enroll to start learning
You’ve not yet enrolled in this course. Please enroll for free to listen to audio lessons, classroom podcasts and take practice test.
Practice Questions
Test your understanding with targeted questions
What is differential mode gain?
💡 Hint: Think about the definition regarding output and input signals.
What does common mode gain refer to?
💡 Hint: Consider signals that are the same at both inputs.
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
What is the primary function of a differential amplifier?
💡 Hint: Focus on the key function of the device.
True or False: The ideal differential amplifier aims for both high differential mode gain and high common mode gain.
💡 Hint: Think about the characteristics discussed in class.
Get performance evaluation
Challenge Problems
Push your limits with advanced challenges
Design a differential amplifier circuit using BJTs to achieve a targeted differential mode gain of 10. Calculate the necessary component values if the output voltage is expected to be 5V.
💡 Hint: Use the formula Ad = Vout / Vin,d.
Given a common mode signal of 1V at both inputs of a differential amplifier, explain its effect on the output if the common mode gain is found to be significant.
💡 Hint: Consider how Ac affects unity output in common signal scenarios.
Get performance evaluation
Reference links
Supplementary resources to enhance your learning experience.