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Re: low noise amplifier


 

==>HELP==>F.A.Q==>Third-party Models-->
.....
Example for a 3-pin NPN transistor but defined with a .SUBCKT statement:
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Bordodynov.

10.07.2013, 13:55, "Ferdian Cahyodwiputro" <ferdiancahyodwiputro@...>:

thank you for your information by the way so i must create new design symbol with this parameter?

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From: §¡§Ý§Ö§Ü§ã§Ñ§ß§Õ§â §¢§à§â§Õ§à§Õ§í§ß§à§Ó <BordodunovAlex@...>
To: "LTspice@..." <ltspice@...>
Sent: Wednesday, July 10, 2013 12:21 PM
Subject: Re: [LTspice] low noise amplifier

Hi.
Model:

.SUBCKT q2SC5006_v111 7 8 9
Ccb 2 5 58f
Cce 2 6 87f
Cbe 7 9 0.67f
Cb 1 2 180f
Ce 2 3 180f
Lb 5 7 1.09n
Lc 2 8 0.79n
Le 6 9 0.99n
Lb2 1 5 0.004n
Le2 3 6 0.004n
Qnpn 2 1 3 q2SC5006_v111_M

.MODEL q2SC5006_v111_M NPN
+(IS=616e-18 BF=161 NF=0.99 VAF=50.0
+ IKF=1.5 BR=14.4 NR=0.99 VAR=2.4
+ IKR=0.32 ISE=38.2e-14 NE=2.19 ISC=80e-17
+ NC=1.0 RB=4.37 IRB=759e-6 RBM=2.23
+ RE=0.4 RC=5.0 CJE=2.21p VJE=0.954
+ MJE=0.408 CJC=1p VJC=0.667 MJC=0.408
+ XCJC=0.8
+ FC=0.50 TF=20.0e-12 XTF=1e-3 VTF=0.668
+ITF=9.7 TR=0 PTF=40 EG=1.11
+ XTI=3.0 XTB=0)
.ENDS q2SC5006_v111

Bordodynov.

10.07.2013, 08:20, "ferdiancahyodwiputro" <ferdiancahyodwiputro@...>:
dear everyone
i have toruble to design low noise amplifier.
i search transistor 2SC5006 in library LTspice but i can't found it.
please help me how to get transistor 2SC5006 in library LTspice



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