Electronics Forum | Mon Mar 29 12:10:14 EDT 2010 | rway
Test Jet will work for catching lifted leads, certainly. X-ray is the only thing for testing for internal solder defects such as voids and cracks. I personally do not have any experience using X-ray, so I cannot advise on its reliability. Perhaps
Electronics Forum | Tue Apr 03 00:55:34 EDT 2001 | philipreyes
Hello Billy!! IPC 7095 covers all the design rules and guide lines in BGA assembly and inspection, this will help you a lot in your problem...But based on your problem, it seems that all the balls were disappeared, try to check the capability of
Electronics Forum | Thu Mar 30 21:46:56 EST 2000 | Dave F
Reg: This is copy / paste from draft version of IPC 7095 ( issued May 1999 ) ... 7.3 Assembly accept/reject criteria 7.3.1 Voids in solder joint a. Sources of Voids There can be voids in solder balls, or at the solder joints to the BGA, or at the so
Electronics Forum | Sat Oct 17 10:24:12 EDT 1998 | smd
| | | | | | | It seems like most people want to X-Ray their BGAs. We're going to start doing a lot more of them and need to consider X-ray, too. | | | | | | | Q: Do most people/companies X-ray everyBGA or do they just do SPC? | | | | | | | Q: Can yo
Electronics Forum | Thu Oct 15 14:33:37 EDT 1998 | Earl Moon
| | | It seems like most people want to X-Ray their BGAs. We're going to start doing a lot more of them and need to consider X-ray, too. | | | Q: Do most people/companies X-ray everyBGA or do they just do SPC? | | | Q: Can you get away with spending
Electronics Forum | Thu Oct 15 17:20:25 EDT 1998 | Justin Medernach
| | | | It seems like most people want to X-Ray their BGAs. We're going to start doing a lot more of them and need to consider X-ray, too. | | | | Q: Do most people/companies X-ray everyBGA or do they just do SPC? | | | | Q: Can you get away with sp
Electronics Forum | Fri Apr 17 14:03:48 EDT 1998 | Earl Moon
| Hello Ya'll, | I've got what may be a silly question, but why does it seem so important to everybody that you have x-ray capability if you're thinking about doing BGA? | I know what most people will tell me; "Steve, that's a pretty silly qu
Electronics Forum | Thu Jan 27 20:32:01 EST 2000 | Dave F
Kyungman: So, your boss is trying to get you to put a wet paste inspection machine on your line after the printer. Sounds like you have a bunch of toys and someone wants to give you more!!!! Ah, the burdens some people have to live with!!! ;-) J
Electronics Forum | Fri Oct 16 17:01:21 EDT 1998 | Justin Medernach
| | | | | | It seems like most people want to X-Ray their BGAs. We're going to start doing a lot more of them and need to consider X-ray, too. | | | | | | Q: Do most people/companies X-ray everyBGA or do they just do SPC? | | | | | | Q: Can you get
Electronics Forum | Mon Nov 22 11:16:04 EST 1999 | Boca
Chris, Some ramblings- Your choice depends on factors like which defects you're looking for, bugdet, quality inspection philosophy, high or low mix environment, sample sizes or 100%, and so on. Are you going to test 100% of the product coming off t
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