46.5.1 - Input Capacitance Calculation and Effects
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
Define voltage gain and its significance in amplifiers.
💡 Hint: Think of what it tells us about the signal's change.
What effect does higher input resistance have on an amplifier's operation?
💡 Hint: Consider how the source reacts.
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
What is the purpose of determining voltage gain in amplifiers?
💡 Hint: Focus on what changes in the signal.
True or False: The output resistance of a common collector amplifier is typically high.
💡 Hint: Think about this in terms of load connections.
1 more question available
Challenge Problems
Push your limits with advanced challenges
Calculate the total input capacitance for a circuit with capacitances C1 = 5nF, C2 = 10nF, and a voltage gain of 0.85.
💡 Hint: Use the Miller effect formula for total input capacitance.
Explain how varying the collector resistance affects both the input and output resistances of a common collector amplifier and provide an equation to support your explanation.
💡 Hint: Consider impedance modeling for both input and outputs.
Get performance evaluation
Reference links
Supplementary resources to enhance your learning experience.