Re: Silicon Controlled Rectifiers...

["Tesla list" <tesla@xxxxxxxxxx>]

Original poster: FIFTYGUY@xxxxxxx 

In a message dated 2/12/07 5:52:28 P.M. Eastern Standard Time, 
tesla@xxxxxxxxxx writes:

>Can someone please
>tell me if a SCR has states other then on and off. Can you vary the
>amount of power passed thru them. I was thinking (probably wrong
>again), that they either pass electrons or they don't.

    I think insufficient gate current or through current can result 
in erratic on/off cycling within the desired conduction time. But 
otherwise one designs for "all or nothing".

-Phil LaBudde