Practice Small Signal Equivalent Circuit Analysis (64.4) - Multi-Transistor Amplifiers: Cascode Amplifier (Contd.) â€“ Numerical Examples (Part B)

Practice: Small Signal Equivalent Circuit Analysis

Lesson 64.4Multi-Transistor Amplifiers: Cascode Amplifier (Contd.) â€“ Numerical Examples (Part B)

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9 questions

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6 sample questions

Question 1.
What is a cascode amplifier?
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Think of how two transistors could work together.
Question 2.
Define transconductance (g).
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Consider it a sensitivity ratio.
3Question 3.
What is the primary purpose of a cascode amplifier?
- To increase bandwidth
- To decrease power consumption
- To improve gain and bandwidth
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Think about the roles of transistors in amplification.
4Question 4.
True or False: Increasing output resistance always increases bandwidth.
- True
- False
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Consider the trade-offs discussed.
Question 5.
Design a cascode amplifier that achieves a gain of 100 with specified resistances. Calculate the output voltage for an input of 10mV.
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Consider how higher resistance would play into the calculation.
Question 6.
Analyze the impact of reducing load capacitance on bandwidth in a cascode amplifier.
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Review the relationship between capacitance and frequency response.

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