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From: John Popelish
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X-Mailer: Mozilla 4.7 [en] (Win98; U)
Subject: Re: My flyback experiment is on the web
References: <3DAA0563.9040507@BOGUS.earthlink.net> <email@example.com> <3DAB8ABA.4030602@BOGUS.earthlink.net> <firstname.lastname@example.org> <3DAC188B.7D82A78E@rica.net> <3DAC2D91.email@example.com>
Date: Tue, 15 Oct 2002 19:12:16 GMT
NNTP-Posting-Date: Tue, 15 Oct 2002 15:12:16 EDT
"Christopher R. Carlen" wrote:
> John Popelish wrote:
> > I think these pulses are actually ringing in the gate drive line,
> > since they show very brief current ramps in the source current that
> > coincide with small positive gate voltage pulses. If the pull down is
> > brought a little negative, or stiffened I think these pulses would
> > disappear, and losses would go down.
> See Fred Bartoli's response, he's explained it right. And my reply to
> Don Pearce.
> Good day!
I disagree with you and Fred. The ringing should be a damped
sinusoid, not a series of fractional sine pulses if it were just
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