Physics · Semiconductor Devices
Why is the transconductance (gm) of a MOSFET amplifier considered a key parameter?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1It sets the DC operating point of the MOSFET.
- 2It specifies the power gain of the amplifier.
- 3It defines the ratio of the change in output current to the corresponding change in input voltage.✓
- 4It determines the input impedance of the amplifier relative to the amplification.
Correct answer
It defines the ratio of the change in output current to the corresponding change in input voltage.
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