Electronics Forum: bga's (Page 166 of 546)

What is the rootcause for BGA Lifted PAD after reflow

Electronics Forum | Tue May 20 17:09:13 EDT 2008 | davef

Sorry, we didn't do a good job of understanding your question. For more on delamination, look here: http://www.smtnet.com/Forums/Index.cfm?CFApp=1&Message_ID=54655 ... but we're not so sure that this is a straight delamination issue, because: * One

BGA No-Clean or Water Wash

Electronics Forum | Thu May 22 14:21:25 EDT 2008 | realchunks

No Clean

BGA No-Clean or Water Wash

Electronics Forum | Fri May 23 09:37:14 EDT 2008 | llaerum

Water Soluable.

Thermal Relief BGA footprint design - traces - reflow

Electronics Forum | Tue Jun 03 12:49:29 EDT 2008 | operator

If only my company would pay for a membership to IPC......

Thermal Relief BGA footprint design - traces - reflow

Electronics Forum | Wed Jun 04 00:13:18 EDT 2008 | operator

Very informative article. Thanks Dave.

uBGA 380 Solder ball to pad

Electronics Forum | Wed Jul 02 22:11:07 EDT 2008 | mika

Nobody?

uBGA 380 Solder ball to pad

Electronics Forum | Thu Jul 10 22:46:08 EDT 2008 | davef

We'd like to see pads on the board that closely resemble those on the interposer.

Datasheet for VIA BGA

Electronics Forum | Mon Jul 07 12:50:18 EDT 2008 | mbnetto

*VIA VN896CE; *VIA VT8237A; Thanks!

BGA process

Electronics Forum | Tue Jul 15 09:02:38 EDT 2008 | ev

Thanks for your reply. Ev

BGA process

Electronics Forum | Wed Jul 16 18:21:20 EDT 2008 | emti

BGA Placement is not easy as we think, Mainly you have to make sure you don't have acceessive amount of paste, try to paste your board as it covers full ball, make sure it is not short before you place any part. If you placing the BGA by hand be car


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