Transistor Operating Regions
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Questions and Answers

What does mobility degradation lead to at high Vgs?

Less current than expected

What is the ideal characteristic of Ids for a transistor in saturation?

Independent of Vds

How does the depletion region between the drain and body affect the effective channel length?

Shortens the channel length

What happens to Ids as Vds increases in saturation?

<p>Ids increases</p> Signup and view all the answers

What is the factor used to crudely model the effect of channel length modulation?

<p>(1 + Vds / VA)</p> Signup and view all the answers

In the saturation region, how is the Early voltage (VA) related to the channel length?

<p>Proportional to channel length</p> Signup and view all the answers

Is the channel length modulation model a precise representation of nonlinear behavior?

<p>No</p> Signup and view all the answers

What is the usefulness of the channel length modulation model?

<p>Conceptual understanding</p> Signup and view all the answers

How is the effective channel length affected by an increase in Vds?

<p>Decreased</p> Signup and view all the answers

What is assumed to be close to the body voltage in calculations to avoid introducing it?

<p>Source voltage (Vds)</p> Signup and view all the answers

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