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Reply-To: "Kevin Aylward"
From: "Kevin Aylward"
References: <3D809F7A.email@example.com> <5Pgg9.firstname.lastname@example.org>
Subject: Re: LT SwitcherCAD Current Source Help
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Date: Fri, 13 Sep 2002 23:07:42 +0100
NNTP-Posting-Date: Fri, 13 Sep 2002 23:07:41 BST
"Mike Engelhardt" wrote in message
> The implementation of the voltage controlled switch
> in Berkeley SPICE has a continuous 1st derivative,
> though it has a discontinuity in value. The
> continuous 1st derivative helps it converge even
> when its right at the edge of switching between the
> two conductivity values.
> The only improvement is to offer a switch like that
> in LTspice which is everywhere continuous in value
> and derivative.
Weeeeelllll, you could use a VCIS and build up a voltage controled
resister with a B source and have pretty much any transfer function you
SuperSpice, a very affordable Mixed-Mode
Windows Simulator with Schematic Capture,
Waveform Display, FFT's and Filter Design.
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