24 lines
1.2 KiB
TeX
24 lines
1.2 KiB
TeX
% Author: Stephan Kregel, DG1HXJ
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% Year: 2022
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\begin{circuitikz}[step=\getDarcImageFactor cm]
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\ctikzset{
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resistors/scale=\getDarcImageFactor,
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capacitors/scale=\getDarcImageFactor,
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transistors/scale=\getDarcImageFactor,
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diodes/scale=\getDarcImageFactor,
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}
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\coordinate(init) at (0,0);
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\draw (init) ++(3,0) node[npn, name=T1, tr circle, rotate=90] {} ++(0,0);
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\draw (init) node[ocirc, name=in1]{} ++(0,0) -- ++(1,0) coordinate(r1a)
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to [R={\qty{470}{\ohm}}, *-*] ++(0,-2) coordinate(r1b)
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to [zD-,l=\qty{5,6}{\V}, -*, invert] ++(0,-2) coordinate(zdb); ;
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\draw (init)++(0,-4) node[ocirc, name=ingnd]{} ++(0,0) -- (zdb);
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\draw (r1a) -- (T1.C);
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\draw (zdb) -- ++(2,0) coordinate(c1a) to [eC, l_=\qty{47}{\micro\F}, invert, *-*] ++(0,2) coordinate(c1b) -- (T1.B);
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\draw (r1b) -- (c1b);
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\draw (c1a) -- ++(2,0) coordinate(r2a) to [R, l_={\qty{1}{\kilo\ohm}}, *-*] ++(0,4) coordinate(r2b) -- (T1.E);
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\draw (r2a) -- ++(1,0) to node[ocirc, name=b]{} ++(0,0);
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\draw (r2b) -- ++(1,0) to node[ocirc, name=a]{} ++(0,0);
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\draw (b) ++(0.25,0) node[]{$\text{B}$};
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\draw (a) ++(0.25,0) node[]{$\text{A}$};
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\end{circuitikz} |