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- Integrator
- * created by AmiSPICEed!
- V0 1 2 DC 5V
- R0 0 2 1M
- R2 1 0 1M
- X0 0 4 1 2 3 uA741
- C1 4 3 1uF
- R1 5 4 10K
- V1 5 0 PWL( 0s 0v 10ms 0V 20ms 1V 30ms 1V 31ms 0V 50ms 0V 60ms -1V 70ms -1V 71ms 0V 100ms 0V)
- R3 0 3 10K
- .subckt uA741 1 2 3 4 5
- C1 11 12 8.661E-12
- C2 6 7 30.00E-12
- Dc 5 53 dx
- De 54 5 dx
- Dlp 90 91 dx
- Dln 92 90 dx
- Dp 4 3 dx
- Bgnd 99 0 V=(0.5*V(3,0))+(0.5*V(4,0))
- Bb 7 99 I=(10.61E6*I(Vb))+(10E6*(-I(Vc)+I(Ve)+I(Vlp)-I(Vln)))
- Ga 6 0 11 12 188.5E-6
- Gcm 0 6 10 99 5.961E-9
- Iee 10 4 DC 15.16E-6
- Hlim 90 0 Vlim 1K
- Q1 11 2 13 qx
- Q2 12 1 14 qx
- R2 6 9 100.0E3
- Rc1 3 11 5.305E3
- Rc2 3 12 5.305E3
- Re1 13 10 1.836E3
- Re2 14 10 1.836E3
- Ree 10 99 13.19E6
- Ro1 8 5 50
- Ro2 7 99 100
- Rp 3 4 18.16E3
- Vb 9 0 DC 0
- Vc 3 53 DC 1
- Ve 54 4 DC 1
- Vlim 7 8 DC 0
- Vlp 91 0 DC 40
- Vln 0 92 DC 40
- .Model dx D(Is=800.0E-18 Rs=1)
- .Model qx NPN(Is=800.0E-18 Bf=93.75)
- .ends
- .IC V(3)=0V
- .TRAN 1ms 100ms 0ns
- .save V(3) V(5)
- .END
-