Free Printable MOSFET Small Signal Model Quiz

Worksheets

Name

Class

Date

In the small signal model of a MOSFET, the transconductance g_m is defined as:

VDS/ID

ID/VGS

∂ID/∂VGS at constant VDS

∂VGS/∂ID

Which small signal parameter represents the output resistance in the MOSFET model?

g_m

r_o

Cgs

What is the unit of the transconductance g_m?

Ohm

Volt

Siemens

Ampere

In the small signal equivalent circuit of a MOSFET, the controlled current source is represented as:

gmVDS

gmVGS

gmVDS + ro

VGS/gm

For a MOSFET operating in saturation, which condition must be true to use the small signal model?

VDS < VGS - VT

VDS = 0

Signal variations are large

Signal variations are small around the Q-point

Reset

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