21.6 - Linearization of non-linear circuit containing MOSFET (Contd.)
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Practice Questions
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What does the small signal equivalent model focus on?
💡 Hint: Think about what happens in a circuit when conditions are slightly changed.
Define transconductance (g_m) in your own words.
💡 Hint: Consider what happens at the gate-source connection.
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Interactive Quizzes
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What is the small signal equivalent model primarily used for?
💡 Hint: Think about what we hope to achieve by using this model.
True or False: Output conductance (g_d) is important for assessing the stability of a circuit.
💡 Hint: How can changes in voltage influence the current?
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Challenge Problems
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Given a MOSFET with a K value of 150 µA/V² and V_th of 2V, calculate g_m when V_gs is 5V, then analyze what this means for circuit behavior.
💡 Hint: Consider how the responsiveness affects circuit performance.
For a given MOSFET, derive an expression for g_d and explain the impact of varying λ on circuit performance.
💡 Hint: Luxuriate in how this sensitivity affects practical scenarios in circuit design.
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