قوانين الفصل

$\left(\frac{I_C}{I_B}\right)$ اذا كان الياعث مشترك

$\left(\frac{I_C}{I_E}\right)$ اذا كانت القاعدة مشترك

$\begin{array}{r}{A}_V=\frac{V_{\text{out }}}{V_{\text{in }}}\text{ or }{A}_V=\alpha \frac{R_{\text{out }}}{R_{\text{in }}},G=\frac{P_{\text{out }}}{{\mathbf{P}}_{\text{in }}}\text{ or }\mathbf{G}=\alpha \times A_V\\ {\mathbf{V}}_{\text{out }}={\mathbf{I}}_{\text{out }}{\mathbf{R}}_{\text{out }},{\mathbf{V}}_{\text{in }}={\mathbf{I}}_{\text{in }}{\mathbf{R}}_{\text{in }}\\ {\mathbf{P}}_{\text{out }}={\mathbf{I}}_{\text{out }}{\mathbf{V}}_{\text{out }}\text{ or }{\mathbf{P}}_{\text{out }}={\mathbf{I}}_{\text{out }}^2{\mathbf{R}}_{\text{out }}\text{ or }{\mathbf{P}}_{\text{out }}=\frac{{\mathbf{V}}_{\text{out }}^2}{{\mathbf{R}}_{\text{out }}}\\ {\mathbf{P}}_{\text{in }}={\mathbf{I}}_{\text{in }}{V}_{\text{in }}\text{ or }{\mathbf{P}}_{\text{in }}={\mathbf{I}}_{\text{in }}^2\mathbf{R}\text{ or }{\mathbf{P}}_{\text{in }}=\frac{{\mathbf{V}}_{\text{in }}^2}{{\mathbf{R}}_{\text{in }}}\\ \end{array}$