mosfet.mdown

#MOSFET transistor

$$ \begin{circuitikz}[scale=1.4] \draw (0,0) node[ground] {}; \draw (0,0) to[R=$R_2$] (0,1.4) -- (0,2); \draw (0,2) -- (0,2.6) to[R=$R_1$] (0,4) -- (2,4); \draw (2,2) node[pnp] (pnp) {} (pnp.B) [short,-*] to (0,2); % "short" is a plain wire \draw (2,4) to[R,l_=$R_C$] (2,2.6) -- (pnp.E); % Switch label side \draw (2,0) node[ground] {}; \draw (2,0) to[R=$R_E$] (2,1.4) -- (pnp.C); \end{circuitikz} $$

asd

$$ \begin{circuitikz}[american] \draw (0,0) node[ground]{}
(1.2,4.5) node[op amp] {}
(0,2) to[R, l^=$R_4$, v=$V_1^+$, -] (0,0)
(0,2)--(0,4)
(2.5,2) to[R, l^=$R_3$, i=$i_1$] (0,2)
(2.5,2) toshort, *-
(2.5,3.5) to[R, l^=$R_2$, -] (4.7,3.5)
(4.7,3.5) to[R, l^=$R_1$] (6.7,3.5)
(6.7,4.5) to[short, -*, i=$i _o$] (6.7,3.5)
(2.2,4.5) to[short, -o] (7.5,4.5)
(3.5,2) node[op amp,xscale=-1] {}
(4.7,1.5) node[ground]{}
(4.7,2.5) --(4.7,3.5)
(0,5) node[ocirc] {}
{[ anchor=east] (0,5) node {$V_i$}}
{[ anchor=west] (7.5,4.5) node {$V_o$}}
{[ anchor=north] (2.5,2) node {$V_o^\prime$}} (0,0) to[short] (3.5,2) ; \end{circuitikz} $$

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