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#8
August 13th 04, 12:25 PM
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Paul Burridge wrote: On Fri, 13 Aug 2004 03:49:15 +0000 (UTC), (Ken Smith) wrote: Theres no problem getting 10mA to flow in a FET with Idss of 5mA. Just apply a positive bias to the gate. I've had as much as 2 or 3 A flow through a JFET this way. How many mS did the Fet last? I suppose you could always stand there with a can of arctic spray directed on it, but I doubt the customer would be impressed. ;-) Actually there have been systems produced that did run quite hot and were arranged with a liquid nitrogen drip onto the electronics to keep things cool. |
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