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Posted by PZ on October 15, 2006, 10:13 pm
Please log in for more thread options First time to use spice, was asked to use this BJT, didn't find in library, does this mean I should create such a BJT from pspice? thanks | ||||||||||||||||
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Posted by Jim Thompson on October 15, 2006, 10:21 pm
Please log in for more thread options "this BJT", which BJT, the dribble ".model Qn NPN (Is=10f Vaf=100 Bf=100)" in the subject line? So-so for DC, but not much else. ...Jim Thompson -- | James E.Thompson, P.E. | mens | | Analog Innovations, Inc. | et | | Analog/Mixed-Signal ASIC's and Discrete Systems | manus | | Phoenix, Arizona Voice:(480)460-2350 | | | E-mail Address at Website Fax:(480)460-2142 | Brass Rat | | http://www.analog-innovations.com | 1962 | I love to cook with wine. Sometimes I even put it in the food. | ||||||||||||||||
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Posted by PZ on October 15, 2006, 10:26 pm
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Yes, use .model Qn NPN (Is=10f Vaf=100 Bf=100) as the model in spice. I didn't find this model in library, wondering I am supposed to create a new one? Jim Thompson wrote: >
> >First time to use spice, was asked to use this BJT, didn't find in
> >library, does this mean I should create such a BJT from pspice? > > > >thanks >
> "this BJT", which BJT, the dribble ".model Qn NPN (Is=10f Vaf=100 > Bf=100)" in the subject line? > > So-so for DC, but not much else. > > ...Jim Thompson > -- > | James E.Thompson, P.E. | mens | > | Analog Innovations, Inc. | et | > | Analog/Mixed-Signal ASIC's and Discrete Systems | manus | > | Phoenix, Arizona Voice:(480)460-2350 | | > | E-mail Address at Website Fax:(480)460-2142 | Brass Rat | > | http://www.analog-innovations.com | 1962 | > > I love to cook with wine. Sometimes I even put it in the food. | ||||||||||||||||
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Posted by Jim Thompson on October 15, 2006, 10:28 pm
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>Yes, use .model Qn NPN (Is=10f Vaf=100 Bf=100) as the model in spice. I
>didn't find this model in library, wondering I am supposed to create a >new one? How would YOU go about _creating_ a new one ?:-) How about surfing the part number and down-loading a proper model? >
>Jim Thompson wrote: >>
>> >First time to use spice, was asked to use this BJT, didn't find in
>> >library, does this mean I should create such a BJT from pspice? >> > >> >thanks >>
>> "this BJT", which BJT, the dribble ".model Qn NPN (Is=10f Vaf=100 >> Bf=100)" in the subject line? >> >> So-so for DC, but not much else. >> >> ...Jim Thompson ...Jim Thompson -- | James E.Thompson, P.E. | mens | | Analog Innovations, Inc. | et | | Analog/Mixed-Signal ASIC's and Discrete Systems | manus | | Phoenix, Arizona Voice:(480)460-2350 | | | E-mail Address at Website Fax:(480)460-2142 | Brass Rat | | http://www.analog-innovations.com | 1962 | I love to cook with wine. Sometimes I even put it in the food. | ||||||||||||||||
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.model Qn NPN (Is=10f Vaf=100 Bf=100)
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>library, does this mean I should create such a BJT from pspice?
>
>thanks