51.1.10 - Comparison with Common Emitter Amplifier
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Practice Questions
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What is the typical voltage gain of a common base amplifier?
💡 Hint: Think about how voltage gain is expressed as an output over input ratio.
What is the input impedance for the common base amplifier?
💡 Hint: Remember, low impedance means the amplifier draws more current.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the primary advantage of a common base amplifier?
💡 Hint: Consider the effects of capacitance on frequency response.
True or False: A common base amplifier typically has a high input impedance.
💡 Hint: Recall the typical values for input impedance in different configurations.
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Challenge Problems
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Design a common base amplifier circuit with specific values for DC biasing and analyze its performance considering a source resistance of 5 kΩ.
💡 Hint: Make sure to assess how each component value affects the overall gain.
Consider a scenario where the common base amplifier is improperly biased. Calculate and interpret how the operating point affects the overall gain.
💡 Hint: Think about how changing bias points impacts current flow and thereby gain.
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