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Message from discussion Discrete TRIAC Suggestion?
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John Larkin  
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 More options Oct 3 2012, 4:24 pm
Newsgroups: alt.binaries.schematics.electronic, sci.electronics.design, sci.electronics.basics
From: John Larkin <jlar...@highlandtechnology.com>
Date: Wed, 03 Oct 2012 13:24:44 -0700
Local: Wed, Oct 3 2012 4:24 pm
Subject: Re: Discrete TRIAC Suggestion?
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On Wed, 03 Oct 2012 11:28:14 -0700, Jim Thompson

<To-Email-Use-The-Envelope-I...@On-My-Web-Site.com> wrote:
>On Wed, 03 Oct 2012 10:44:31 -0700, John Larkin
><jlar...@highlandtechnology.com> wrote:

>>On Wed, 03 Oct 2012 10:12:07 -0700, Jim Thompson
>><To-Email-Use-The-Envelope-I...@On-My-Web-Site.com> wrote:

>>>On Wed, 03 Oct 2012 08:46:31 -0700, John Larkin
>>><jjlar...@highNOTlandTHIStechnologyPART.com> wrote:

>>>>On Wed, 03 Oct 2012 08:33:01 -0700, Jim Thompson
>>>><To-Email-Use-The-Envelope-I...@On-My-Web-Site.com> wrote:

>>>>>On Wed, 03 Oct 2012 07:45:38 -0700, Jim Thompson
>>>>><To-Email-Use-The-Envelope-I...@On-My-Web-Site.com> wrote:

>>>>>>On Wed, 3 Oct 2012 07:10:49 -0500, "Rick" <rik...@bellsouth.net>
>>>>>>wrote:

>>>>>>>"Jim Thompson" <To-Email-Use-The-Envelope-I...@On-My-Web-Site.com> wrote in
>>>>>>>message news:8bij68dcunvc58qqa82b1r03qu9bqt4990@4ax.com...
>>>>>>>> Back dabbling in the discrete world...

>>>>>>>> I need a TRIAC:

>>>>>>>>     450Vmin (peak) standoff
>>>>>>>>     3Amp Peak, but non-repetitive
>>>>>>>>     Irms ~ 100mA
>>>>>>>>     Cheap ;-)

>>>>>>>> Suggestions?

>>>>>>>>                                        ...Jim Thompson
>>>>>>[snip]

>>>>>>>How are you going to trigger it?  They have different triggering quadrants.

>>>>>>That ended up being the snag... chicken-egg event, no gate power
>>>>>>source available to start it up :-(

>>>>>>                                        ...Jim Thompson

>>>>>Thanks for the nudge.  I always liked the TRIAC idea.  So I went back
>>>>>and was scratching my... and I saw a way ;-)

>>>>>                                        ...Jim Thompson

>>>>Right. It will remain another of your little secrets.

>>>Absolutely!  Otherwise how could you play banty rooster ?:-)

>>>Anyone else want to see it?  E-mail and I'll send the schematic right
>>>out (restrictions apply... Jamie sure isn't getting a copy :-)

>>>                                        ...Jim Thompson

>>The more people you show it to, the more bugs we'll find. You'd rather
>>your customer find them?

>Must be hell to feel so inadequate that you (Larkin) have to keep
>pimping yourself constantly >:-)

>                                        ...Jim Thompson

Must be hell to be so incompetent at discrete power design.

Stick to chip design. You're a public danger with power stuff.

--

John Larkin         Highland Technology, Inc

jlarkin at highlandtechnology dot com
http://www.highlandtechnology.com

Precision electronic instrumentation
Picosecond-resolution Digital Delay and Pulse generators
Custom laser drivers and controllers
Photonics and fiberoptic TTL data links
VME thermocouple, LVDT, synchro   acquisition and simulation


 
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