Autosplice also has a new BGA adapter they introduced at Nepcon.
Their number is (619) 535-0077.
-Russ
-----Original Message-----
From: TechNet [mailto:[log in to unmask]]On Behalf Of Joe Wackerman
Sent: Friday, March 12, 1999 7:42 AM
To: [log in to unmask]
Subject: Re: [TN] BGA Sockets
Could you post details on who you buy the adapters from? Thx. Joe
At 07:58 AM 3/10/99 -0700, you wrote:
>Hello Roger,
>we routinely mount BGA's onto the same types of socket adaptors you
speak of
>for all prototype development because of software changes. What we do
is
>spray the BGA balls and the socket with a no-clean flux, place the BGA
onto
>the socket, and reflow through the oven normally. It is not necessary
to add
>solder paste. Our yield is 100%.
>
>Good Luck,
>
>
>Russ Vertefeuille
>Sr. Project Eng.
>
>> -----Original Message-----
>> From: Roger Massey-G14195 [SMTP:[log in to unmask]]
>> Sent: Wednesday, March 10, 1999 2:20 AM
>> To: [log in to unmask]
>> Subject: [TN] BGA Sockets
>>
>> Hi TN,
>>
>> Has anybody out there in the "real world" ever had cause to
solder a
>> BGA onto a socket so that it turns into a Pin Grid Array? I
need to
>> make up some test boards for a customer, and we dont have the
BGA at
>> the minute, but the electrical folks want to test their design
>> without
>> waiting for the BGA to arrive. Some body found a supplier who
can
>> supply an adaptor, which is essentially a piece of FR4 with
enough
>> pins to cover all the balls. One end of each pin has a small
cup to
>> take the ball, while the other is a standard pin.
>>
>> It seems a simple enough idea, place the BGA and reflow, has
>> anybody done this before, or something similar?
>> Do you think it likely that the I will need more solder paste
in
>> the cups? Looking at the cup size, and the ball size I think I
may
>> have to add some paste, but the cups stick up nearly 2mm from
the
>> FR4,
>> so printing is not really that suitable, could dispensing be a
>> better
>> bet (dont have any experience in that!)
>>
>> Any help would be appreciated,
>>
>> Thanks
>> Roger
>>
>>
>> Roger Massey
>> Motorola AIEG
>> UK
>>
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Joe Wackerman
Sr. Mechanical Engineer
Parker Hannifin
Compumotor Division
5500 Business Park Drive
Rohnert Park, CA 94928
http://www.compumotor.com
voice 707-584-2522
FAX 707-584-8015
e-mail [log in to unmask]
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