Conversely Delco has been making flipchips for ever....

Mike

----- Original Message -----
From: "Werner Engelmaier" <[log in to unmask]>
To: <[log in to unmask]>
Sent: Wednesday, August 01, 2001 9:17 PM
Subject: Re: [LF] Eutectic alloys?????


> Hi,
> I am not so sure that the automotive industry is at the forefront of
> soldering technology--only 2 years ago one of the Detroit Big 3 had
to recall
> 2 years worth of SUVs because 60/40 SJs on CEM-1 [!?] PCBs for the
windshield
> wiper controls under-the-hood failed well within the warranty
period. CEM-1
> not only grossly thermally expands, but swells on H2O-absorption,
and the bad
> housing design caused the PCBs to warp.
>
> Werner Engelmaier
>
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