51.1 - Common Base and Common Gate Amplifiers (Contd.): Numerical Examples (Part A)
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 does a common base amplifier primarily do?
💡 Hint: Think about its application and its characteristics.
How is voltage gain expressed in terms of input and output voltages?
💡 Hint: Recall the definition of voltage gain.
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
What is the primary feature of a common base amplifier?
💡 Hint: Recall how the base terminal interacts with the signals in this amplifier configuration.
True or False: The output impedance of a common base amplifier is generally very high.
💡 Hint: Consider the calculated output impedance from earlier calculations.
Get performance evaluation
Challenge Problems
Push your limits with advanced challenges
Given a common base amplifier with a collector current of 1 mA, calculate the operating point and the output voltage if the load resistor is 3 kΩ and the supply voltage is 10 V.
💡 Hint: Utilize Ohm's Law to relate current and voltage across the load resistor.
How would an increase in the Early voltage affect the output impedance of a common base amplifier? Discuss.
💡 Hint: Reflect on how Early voltage defines transistor behavior in active regions.
Get performance evaluation
Reference links
Supplementary resources to enhance your learning experience.