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5 cards from this section. Quick, good the night before a test.
What does DC biasing do in a MOSFET amplifier?
Think about where the MOSFET needs to operate to amplify signals.
Name one application of MOSFET amplifiers.
Consider where we might need to strengthen weak signals.
What region must the MOSFET operate in to amplify signals?
Remember what allows amplification to occur.
Biasing helps to stabilize the MOSFET operation. True or False?
Think about how we maintain consistent operational conditions.
Design a Common Source amplifier with a voltage gain of -10. Determine the necessary values for g_m and R_D if V_th is 2V.
Use the gain relationship and consider which values of g_m will give you the desired output.
Discuss how an increase in temperature affects the biasing of a MOSFET. What measures could you take to eliminate the adverse effects?
Think of the relationship between temperature, current, and how biasing helps maintain stability.
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