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- ##CODICE RIN ROUT#
- \begin{align*}
- R_{in} &= R_{in,0}(1+A_{d}\beta')\\
- &=(R_{id}+R_1||R_2) \left(1+ A_{d}\frac{R_2||R_{id}}{R_2||R_{id} + R_1} \right)\\
- &=(1M\Omega+100k\Omega||12k\Omega) \left(1+ (2\cdot10^{5})\frac{12k\Omega||1M\Omega}{12k\Omega||1M\Omega + 100k\Omega} \right)\\
- &=1.78\cdot 10^{11} \Omega\\
- &=178 G\Omega
- \end{align*}
- \begin{align*}
- R_{out} &= \frac{R_{0}}{1+A_{d}\beta}\\
- &= \frac{R_{0}}{1+A_{d}\frac{R_2}{R_1+R_2}}\\
- &= \frac{100\Omega}{1+(2\cdot10^{5})\frac{12k\Omega}{100k\Omega+12k\Omega}}\\
- &= 4.7\cdot10^{-3} \Omega\\
- &= 4.7 m\Omega
- \end{align*}
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