\begin{texdraw}
\drawdim cm

\move(-0.5 0)                        % eje de las abcisas
\avec(5 0)
\rmove(0 -0.2)
\textref h:C v:T \htext{$i(t)$}

\move(0 -2.3)                      % eje de las ordenadas
\avec(0 2.5 )
\rmove(-0.2 0)
\textref h:R v:C \htext{$v(t)$}

\move (2 -2 )                       % linea vertical
\lpatt (0.1) \lvec (2 2.3)

\move(2.1 2.2 )
\textref h:L v:T
\htext{Fuente Ideal}

\move(0 -2)                        % diagonal
\lvec(3.5 1.5 )

\textref h:L v:T
\rtext td:45 (0.1 -2 ){Fuente Real}

\move(2 0)
\lpatt() \larc r:1 sd:0 ed:45

\move(3.1 0.7 )
\htext{$\beta \; \; \tan \beta = \frac{1}{G}$}

\move(2.1 -0.2)
\textref h:L v:T
\htext{$i_0$}

\move (-0.2 -2)
\textref h:R v:C
\htext{$\frac{-i_0}{R}$}

\end{texdraw}