10 Questions
How can drain-induced barrier lowering (DIBL) effect be modeled?
As a coefficient, typically on the order of 0.1
What does DIBL cause to happen to Ids in saturation as Vds increases?
Increase
What is the drain-induced barrier lowering (DIBL) effect most pronounced in?
Short-channel transistors
What is the impact of DIBL on subthreshold leakage at high Vds?
Increases
In the long-channel transistor I-V model, when does current flow from source to drain?
When Vgs > Vt
How does current behave below threshold in real transistors?
Drops off exponentially
What happens to the current when the gate voltage falls below Vt?
Exponential decline
What is the value of the DIBL coefficient typically on the order of?
0.1
In the inverter, what is the state when Vgs is high?
HI-skewed
What does DIBL effect cause to happen to subthreshold leakage at high Vds?
Increases
Explore the characteristics and modes of operation of nMOS transistors, including the formation of an inversion layer in the p-type body and the role of threshold voltage. Learn about the components and behavior of MOS transistors in different regions of operation.
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