Can anyone help me?

> I have been told by a chip component manufacturer that the reason they
> changed the pin out on a resistor network from a concave to a convex was
> because it allowed them to place the pin terminations farther away from
> one another, which in turn helped to reduce the issue of silver migration.
>
> My questions are:
>
> 1.  What are the conditions that silver migration can occur?
>
> 2.  Could these conditions be present in chip components, particulary
> resistor array networks?
>
> 3.  Has anyone ever heard of this or had issues with this?
>
> 4.  Is there any supporting research to back this claim?
>
> Thanks in advance for you support.
>
> Kathy Palumbo

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