I believe there might be a shortage of Ceramic hybrid MCM substrates
(multilayer fine pitch, wire bondable gold).
                                    jk
At 09:10 PM 6/22/00 EDT, you wrote:
>In a message dated 06/22/2000 7:51:08 PM Central Daylight Time, [log in to unmask]
>writes:
>
>> Hi all,
>>
>>  what is now the situation for FR4? Are there still delivery problems?
>>
>>  Will it get better or worst?
>>
>>  I just spoke to one of the major glass fibre maker and they say that the
>>  major impact is still to come.
>>
>>  Any comments on that?
>>
>>  regards
>>
>>  Jens Behrens
>
>Hi Jens!
>
>The FAB guys can probably comment more from first hand experience than I can.
>This topic has come up a few times on the TechNet. I did some searching on
>the 'Net and found that there maybe some shortages on the horizon. What I was
>able to find on this subject are due to a few reasons:
>
>1. No one anticipated the demand for glass fiber...this has been due to the
>demand for not only printed circuits, but also due to the use of composites
>in automobiles that use glass fibers.
>
>2. The increased demand for fiber-optic quality glass fiber, which is more
>profitable than standard grade glass fiber used in laminates. Glass fiber
>companies respond to the demand...make something that is more profitable than
>something that isn't...so you can see that it really is a
>possibilty...laminate shortages that is.
>
>I would have never thought that tantalum capacitors would be worth their
>weight in gold, but it's a reality now....
>
>-Steve Gregory-
>
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