A JFET ($I_{D S S}=10 \mathrm{mA}, V_{P}=-5 \mathrm{V}$) is biased at $I_{D}=I_{D s s} / 4$. What is the value of $g_{m}$ at that bias point?

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Quizlet Admin · Accepted Answer

$$
	ext{\color{#4257b2}
	extbf{Step 1}\
\color{default}

\item The value of the transconductance $g_{mo}$ is given by,
\begin{align*}
    g_{mo} &= \dfrac{2I_{DSS}}{|V_p|} \\
    &= \dfrac{(2)(10	imes 10^{-3})}{|-5|} \\
    &= 4 	ext{ mS}
\end{align*}
}
$$

A JFET ( $I_{D S S}=10 \mathrm{mA}, V_{P}=-5 \mathrm{V}$ ) is biased at $I_{D}=I_{D s s} / 4$ . What is the value of $g_{m}$ at that bias point?

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A JFET (IDSS=10mA,VP=−5VI_{D S S}=10 \mathrm{mA}, V_{P}=-5 \mathrm{V}IDSS​=10mA,VP​=−5V) is biased at ID=IDss/4I_{D}=I_{D s s} / 4ID​=IDss​/4. What is the value of gmg_{m}gm​ at that bias point?

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Recommended textbook solutions

Fundamentals of Electric Circuits

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A JFET ( $I_{D S S}=10 \mathrm{mA}, V_{P}=-5 \mathrm{V}$ ) is biased at $I_{D}=I_{D s s} / 4$ . What is the value of $g_{m}$ at that bias point?