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3 cards from this section. Quick, good the night before a test.
What happens to I_DS when the channel width (W) increases?
Consider how width influences resistance.
Define threshold voltage (V_T) in a MOSFET.
Think about the conditions required for current to flow.
What does the threshold voltage (V_T) indicate in MOSFET operation?
Think about what voltage must be reached for the MOSFET to start conducting.
In which region does the MOSFET behave like a resistor?
Consider the conditions under which the current can vary.
A MOSFET operates with V_GS = 10V, V_T = 3V, and V_DS = 5V with W = 20mm, L = 10mm. Calculate I_DS in both triode and saturation regions.
Determine which region each calculation applies to before solving.
Consider a practical scenario where the length of the MOSFET channel is reduced while maintaining the width. Discuss how this impacts the resistance and I_DS.
Think about the overall channel configuration and its operating parameters.
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