We build boards with PBGA's that see two reflow cycles. No reliability
testing was done but we've yet to see a failure due to this. The board is a
daughter card in a server so it doesn't see a lot of abuse.

> -----Original Message-----
> From: [log in to unmask] [SMTP:[log in to unmask]]
> Sent: Monday, January 11, 1999 10:59 AM
> To:   [log in to unmask]
> Subject:      [TN] BGAs on both sides of a PCB
>
>
> <Original text message attached as document>
>                                     << File: ceomail.wrd >>

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