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Subject:	Re: Plating integrity in small vias
From:	Bogdan Gaby <[log in to unmask]>
Reply To:	TechNet Mail Forum.
Date:	Wed, 26 Nov 1997 16:42:04 -0800
Content-Type:	text/plain
Parts/Attachments:	text/plain (42 lines)

[log in to unmask] wrote:
>
> The IST test is a test where daisy-chains of 100 PTVs or more, which are
> cyclicly resistance heated and continuously resistance monitored to establish
> the number of cycles to failure of either the PTV barrels or the
> barrel-to-innerlayer interconnects.
> The test method is being round robined by 2 IPC task groups and is in the
> process of becoming an IPC-TM.
>
> Werner Engelmaier
> Engelmaier Associates, L.C.
> Electronic Packaging, Interconnection and Reliability Consulting
> 23 Gunther Street                                 In December:                                               7 Jasmine
> Run
> Mendham, NJ  07945                                                                  Ormond Beach, FL  32174  USA
> Phone & Fax: 973-543-2747                         Phone: 904-437-8747, Fax: 904-437-8737
> E-mail: [log in to unmask]
>
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Gaby

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