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From: "Phil Allison"
References: <3DB89391.E73EF17E@earthlink.net> <3DBA2E08.19B9E242@earthlink.net>
Subject: Re: TRIAC "wears out" on dimmer circuit
X-Newsreader: Microsoft Outlook Express 5.50.4522.1200
Date: Sat, 26 Oct 2002 16:31:56 +1000
NNTP-Posting-Date: Sat, 26 Oct 2002 16:22:58 EST
Organization: Telstra BigPond Internet Services (http://www.bigpond.com)
"Robert Baer" wrote in message
> Phil Allison wrote:
> > "Robert Baer" wrote in message
> > news:3DB89391.E73EF17E@earthlink.net...
> > (snip)
> > > Also please note the surge or turn-on current is much larger than
> > > think.
> > ** Are you a mind reader ?? The OP did not give any size for the
> > surge.
> > It would be about 16 amps peak for the first cycle or so -
> > within the 12 amp triac's surge limits.
> > . . . . . ............... Phil
> But *NOT* within the unpublished I*I*T rating (spoken as "eye squared
** So you are a double mind reader. First you read the OP's mind
now you inform us that an unpublished I*I*t spec is unbelievably poor.
The ITSM figure for the TIC 236 D is given as 100 amps and this
is typical for a 12 amp triac which have I*I*t figures of about 40. Have
you any reason, that does not involve ESP, to say that a 240 watt lamp load
will do it in.
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