Practice Small Signal Equivalent Circuit (21.6.2) - Linearization of non-linear circuit containing MOSFET (Contd.)

Practice: Small Signal Equivalent Circuit

Lesson 21.6.2Linearization of non-linear circuit containing MOSFET (Contd.)

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9 questions

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6 sample questions

Question 1.
What does the small signal equivalent circuit focus on?
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Think about what happens when we ignore DC components.
Question 2.
Define transconductance.
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What happens to the output current when the gate voltage changes?
3Question 3.
What parameter relates the change in input voltage to the output current in a MOSFET?
- Transconductance
- Drain Conductance
- Output Resistance
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This concept is crucial in amplifier circuits.
4Question 4.
True or False: The small signal equivalent circuit considers DC components.
- True
- False
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What do we drop in the small signal analysis?
Question 5.
Consider a MOSFET with a transconductance of 1.5 mA/V and an input voltage change of 0.4V. Calculate the change in the output current.
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Use the transconductance formula.
Question 6.
How would the introduction of higher-frequency capacitances alter the phase response of a small signal equivalent circuit?
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Think about how capacitors behave under AC signals.

5 more questions in this section. Enroll free to practise them all.