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April 2002

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Subject:
From:
Earl Moon <[log in to unmask]>
Reply To:
TechNet E-Mail Forum.
Date:
Tue, 30 Apr 2002 14:04:13 -0400
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Many times and more so recently. Sorry, no grins here.

MoonMan
----- Original Message -----
From: "Mel Parrish" <[log in to unmask]>
To: <[log in to unmask]>
Sent: Tuesday, April 30, 2002 12:03 PM
Subject: Re: [TN] Proposed lifting of component date code restrictions


> Just for grins, how many have run into variation in component materials
and
> processes such as a different die source, adhesives, process profiles,
cure,
> etc. within a specific date code?
> Scary, isn't it.
>
> Mel Parrish
> Soldering Technology International
> 102 Tribble Drive
> Madison, AL 35758
> 256 705 5530
> 256 705 5538 Fax
> [log in to unmask]
> www.solderingtech.com
>
> -----Original Message-----
> From: TechNet [mailto:[log in to unmask]]On Behalf Of Kathy Kuhlow
> Sent: Tuesday, April 30, 2002 8:45 AM
> To: [log in to unmask]
> Subject: Re: [TN] Proposed lifting of component date code restrictions
>
>
> There are many instances in everyone's career where we sorted by or found
> problems with date codes.  Many times that was the only sort criteria.
Just
> got bit again from a broker for a very old part, just finished our 450 PC
> rework.
>
> It also makes me very concerned having been in serious medical device
> assembly.  Now the proposal would allow what ever date code out and lose
> that traceability for the next generation of pacemakers and various other
> life support systems or military applications like a shuttle.  The
> manufacturer's may know more about handling, processing, etc but the
> distributors don't know nor do the brokers.
>
> Not one manufacturer out there is always providing 100% quality, there are
> problems.  The only thing that can make this a possibility in my mind
would
> be if the manufacturers are going to support all parts when an issue comes
> up and the financial burden to remove all from inventory instead of a
> specific batch.
>
> Don't let them lose the date code that we all have come to depend on.
>
> Kathy
>
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