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Re: SISG

To: tesla@xxxxxxxxxx
Subject: Re: SISG
From: "Tesla list" <tesla@xxxxxxxxxx>
Date: Sat, 27 May 2006 12:55:52 -0600
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Original poster: "Andrew Bonnell" <andrewbonnell@xxxxxxxxx>

I probably should have clarified a bit. Why is a SIDAC/IGBT setupused as opposed to a zener diode/SCR setup used? (trigger/powerswitch). Wouldn't the SCR automatically turn off when the currentdropped below a certain level, sort of like a spark gap?


Andrew

On 5/27/06, Andrew Bonnell<<mailto:andrewbonnell@xxxxxxxxx>andrewbonnell@xxxxxxxxx> wrote:Why does the SISG use SIDACS to trigger an IGBT, rather than a triac,or back to back SCRs with a zener diode on the gate(s)?


Andrew

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