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- Politecnico di Milano
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- Elettronica
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12 Esercitazione Testo
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Esercitazione 12 Gerardo Malavena segnalare errori a [email protected] Esercizio 1 v1 R1 Vo,1 Vo,2 M1 M2 RSI VSS=-5V VDD=5V R2 v2 Grandezza Valore R1 = R” 10 kΩ kp 50 µA/V2 RS 100 kΩ I 400 µA VT −1 V – Calcolare la polarizzazine del circuito; – Calcolare il guadagno differenzialevo,2−vo,1 vd ed il guadagno di modo comunevo,2−vo,1 vcm ; – Come cambia il guadagno di modo comune seR1 = 1 .05R e R2 = 0 .95R, con R = 10 kΩ? 1 Esercizio 2 VDD=+6V RB RS CS C1 (5) (6) (1) (2) (3) (4) Vout v1 v2CS RS Rout VSS=-6V Grandezza Valore VT,n = |VT,p | 1 V RB 25 kΩ RS 5 kΩ CS 100 nF C1 10 pF Rout 20 kΩ 1 2 µnC ′ ox W L 1,2 200 µA/V2 1 2 µpC ′ ox W L 3,4 200 µA/V2 1 2 µnC ′ ox W L 5,6 400 µA/V2 – Calcolare la polarizzazione del circuito; – Calcolare il guadagno differenziale del circuito e fornirne il diagramma di Bode di modulo e fase. 2
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