Practice Practical Gain Limitations - 66.6.4 | 66. Multi-Transistor Amplifiers : Amplifier With Active Load (Part A) | Analog Electronic Circuits - Vol 3
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66.6.4 - Practical Gain Limitations

Learning

Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

What is the primary limitation on voltage gain in a common emitter amplifier?

💡 Hint: Think about how passive components interact with power supply limitations.

Question 2

Easy

How does replacing a passive load with an active load theoretically improve gain?

💡 Hint: Consider the changes in current-voltage characteristics.

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 primary factor limiting voltage gain in common emitter amplifiers?

  • Output load resistance
  • Input signal voltage
  • Collector resistor voltage drop
  • Transistor type

💡 Hint: Consider how the supply and output components interact.

Question 2

True or False: Common source amplifiers generally achieve higher voltage gains than common emitter amplifiers.

  • True
  • False

💡 Hint: Reflect on the different transistor designs they utilize.

Solve 1 more question and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

Design a common emitter amplifier with a targeted voltage gain of 100. What component values would you choose considering practical limitations?

💡 Hint: Ensure that the voltage at the output does not saturate for the intended input signal range.

Question 2

Examine a common source amplifier that has a maximum allowed Vdd of 10V and aims for a gain of 5. Calculate the ideals for resistor values when connected to a FET with specified transconductance.

💡 Hint: Analyzing load line can give insight about achievable gain ranges.

Challenge and get performance evaluation