At 03:28 PM 9/16/2003 +0200, you wrote:
>Thank you William.
>
>The main culprit is: is it really a standard type thyristor?


FWIW, it's listed as an obsolete "rectifier diode" in Toshiba's Japanese
language web pages, as you can see quite clearly here:

http://www.semicon.toshiba.co.jp/prd/common/discab/discab_list_05_3-7.html


>The pin names make me a little scared: K1, A, K2
>That make it look like a double diode, but "K2" is a smaller pin and go to
>what looks like a trig section on the PCB... so it must be some transistor
>cousin...

Maybe just two connections to the cathode, and anode. In which case, it's
okay.

Best regards,

Spehro Pefhany --"it's the network..."            "The Journey is the reward"
speff@interlog.com             Info for manufacturers: http://www.trexon.com
Embedded software/hardware/analog  Info for designers:  http://www.speff.com

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