63.2 - Lecture – 63 Multi-Transistor Amplifiers: Cascode Amplifier (Contd.) – Numerical Example (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 is a cascode amplifier? Explain its benefits.
💡 Hint: Think about how it compares to simpler configurations.
Calculate the base current I_B for a supply voltage of 12 V and R1 of 570 kΩ.
💡 Hint: Don't forget to subtract the V_BE from the supply voltage.
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
What is one major advantage of a cascode amplifier over a common emitter amplifier?
💡 Hint: Think about the design benefits in terms of GC.
True or False: The Early voltage is an indication of the output resistance of a BJT.
💡 Hint: Recall its role in transistor functioning.
2 more questions available
Challenge Problems
Push your limits with advanced challenges
Design a cascode amplifier using given parameters, calculate the expected voltage gain, and discuss its advantages compared to a standard CE amplifier.
💡 Hint: Analyze the impact of each component on the overall amplification.
If the supply voltage increases to 15 V, how does that affect the operating points and voltage across the transistors?
💡 Hint: Consider changes in biasing and collector current.
Get performance evaluation
Reference links
Supplementary resources to enhance your learning experience.