% Author: Stephan Kregel, DG1HXJ
% Year: 2021
% TD419
\begin{circuitikz}[european]
    \draw[-Triangle](0.0,0.0) -- (3.0,0.0);
    \draw[-Triangle](0.0,0.0) -- (0.0,5.0);
    \draw(3,0.40) node[] () {$U_\mathrm{BE}$};
    \draw(-0.35,5) node[] () {$I_\mathrm{C}$};
    \draw(0,0) 
    node[ocirc]{} [thick, black]{} (0,0) -- ++(1,0) 
    node[ocirc]{} [thick, black]{} -- ++(0.2,1) 
    node[ocirc]{} [thick, black]{} -- ++(0.2,1) 
    node[ocirc]{} [thick, black]{} -- ++(0.4,2)  ;
    \draw(0,0) node[anchor=north] () {$\mathrm{AP}_\mathrm{1}$};
    \draw(1,0) node[anchor=north] () {$\mathrm{AP}_\mathrm{2}$};
    \draw(1.2,1) node[anchor=west] () {$\mathrm{AP}_\mathrm{3}$};
    \draw(1.4,2) node[anchor=west] () {$\mathrm{AP}_\mathrm{4}$};
    \draw [thick, black] (1.7,3.8) -- ++(0.125,0);
    \draw(1.825,3.8) node[anchor=west] () {$I_{\mathrm{C}_\mathrm{max}}$};
\end{circuitikz}