Full Site - : cold joint of bga (Page 12 of 16)

Re: Why does everyone want to x-ray BGA?

Electronics Forum | Thu Jul 01 00:51:56 EDT 1999 | Scott Cook

| Steve, | | First of all I don't disagree with you, but 104 caps perform a power smoothing function not a data signal function. | | A PCB will still function despite a few dead cap locations. | | It won't function without certain IC lead contact

63/37 HASL Finish / RoHS Solder Paste

Electronics Forum | Tue Oct 25 11:48:03 EDT 2016 | dontfeedphils

Hi, we're currently running a design with a fairly simple BGA. The problem we're running into is poor solderability (cold looking joints, high voiding in the BGA). All of this on a know good oven, with a known good thermal profile. I'm guessing it


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