Practice Frequency Response - 5.6 | 5. MOSFET Amplifiers | Analog Circuits
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Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

What formula gives the equivalent capacitance considering the Miller Effect?

πŸ’‘ Hint: Think about the relationship between gain and input capacitance.

Question 2

Easy

Define Gain-Bandwidth Product.

πŸ’‘ Hint: How do gain and frequency relate to each other?

Practice 4 more questions and get performance evaluation

Interactive Quizzes

Engage in quick quizzes to reinforce what you've learned and check your comprehension.

Question 1

What is the formula for the equivalent capacitance considering the Miller Effect?

  • C<sub>eq</sub> = C<sub>gd</sub>(1 + |A<sub>V</sub>|)
  • C<sub>eq</sub> = C<sub>gd</sub> Γ— A<sub>V</sub>
  • C<sub>eq</sub> = |A<sub>V</sub>| + C<sub>gd</sub>

πŸ’‘ Hint: Remember the interaction between gain and capacitance.

Question 2

True or False: The -3dB frequency is the frequency at which the output is exactly zero.

  • True
  • False

πŸ’‘ Hint: Think about what constitutes the -3dB point.

Solve and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

Design a MOSFET amplifier with a target -3dB frequency of 1 MHz and a Gain-Bandwidth product of 300 kHz. Explain the considerations for this design.

πŸ’‘ Hint: Think about the trade-offs between gain and capacitance.

Question 2

Given a MOSFET with a Miller Capacitance of 50 pF, if the voltage gain is 10, calculate the equivalent capacitance and evaluate if the design meets a -3dB frequency requirement of 10 kHz.

πŸ’‘ Hint: Ensure to connect resistance with capacitance for frequency calculations.

Challenge and get performance evaluation