[sdiy] Static Damage to ICs

René Schmitz uzs159 at uni-bonn.de
Wed Mar 13 17:41:48 CET 2002


At 07:24 13.03.02 -0800, you wrote:
>    However, with opamps and the like, the failure is generally fairly
>subtle.  For Fet opamps, a lot of time it increases the leakage current
>in the inputs.  A TL072, while it does have fairly low bias currents, it
>is really not all that low.  So, you may or may not notice the damage
>right away.

A TL072 has JFET inputs, how do you blow away its gate "insulation",
shouldn't 
it zehner long before?! I was always under the impression that bipolar 
transistors and JFETs were pretty immune to static discharge. 

Cheers,
 René


-- 
uzs159 at uni-bonn.de
http://www.uni-bonn.de/~uzs159

 




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