Re: [ng-spice] Switch problems / solutions . . .
Switch primitives I use (spectreS) have PWL/pulse source-
like operation; there are on and off resistance arguments,
and switching delay and transition times. So the operation
has a finite first derivative, but relatively simple form.
>From: widlok <widlok@uci.agh.edu.pl>
>Reply-To: ng-spice@ieee.ing.uniroma1.it
>To: ng-spice@ieee.ing.uniroma1.it
>Subject: [ng-spice] Switch problems / solutions . . .
>Date: Fri, 27 Oct 2000 11:07:05 +0200
>
>Hi All,
>
> During last week I had to made some rather complicated simulations of
>3
>phase AC/DC converter. I wanted to use simple SCR model made of switch and
>B
>control source. As build-in spice switches change their states
>instantaneous
>they are not very useful for transient.
>
>I looked and switch code and it seems that it will be easy (:-)) to improve
>it. My idea is to make the switch that will change its state exponentially
>in
>transient and DC analysis, and behave like normal ON-OFF device for the
>rest.
>
>Is it correct? Please send my comments about what do You think about such
>change in the code.
>
>Michael
>
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