[email protected] wrote:
> 
> One of our customers routinely does system ESD testing (to the IEC 1000 test
> level) on their production line.  I have always considered ESD testing to be
> semi-destructive and would rather see "type" testing followed by strict
> control of the design.  Production line ESD testing seems like it could lead
> to latent failures.  Has anyone else had experience with this?  Is this a
> common practice?  Thanks in advance.
> 
> Darrell Locke
> Advanced Input Devices

It hasn't and wouldn't be common production line practice with me. 
Products used for any type of testing are bought by me from mfring 
as *sacrificial* units. They are in my budget. If they are returned 
from my department, they go into marketing stock as demos never to 
be sold as *new* units again. 

If destructive ESD testing was done with a representative sample of 
a product, it would seem inappropriate to continue stressing customer 
products. You would want the customer to recieve as clean a product 
as possible. 

I would venture a guess that this customer of yours also sells the 
products that have gone through complete compliance testing to their 
customers. 

Regards ...

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