Electronics Forum | Fri Mar 02 14:43:28 EST 2007 | stimpk
Are you using lead free paste also? Are all the other parts on side 1 ROHOS ? etc.. can they handle your leadfree profile. Those need answered 1st. But to answer your question. Yes you can run the BGA side 1st ( hopefully with leadfree paste and ho
Electronics Forum | Thu Dec 26 17:13:43 EST 2019 | rgduval
Doesn't really look like no-clean to me...typically, no-clean encapsulates the solder joint after reflow, trapping any organics. This looks like plain-old water soluble flux, that cooked a bit too much in reflow. As you noted, it cleaned up with
Electronics Forum | Wed Jun 29 12:31:32 EDT 2022 | proceng1
I don't know about that paste, but I can give my experience trying intrusive reflow (pin in paste). Using standard Lead-Free paste, we often had issues. It seems that many ROHS parts can't actually handle reflow ROHS temperatures. So the fact that
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 | 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 | Mon Oct 19 14:24:06 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:
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