Electronics Forum | Tue Feb 01 21:44:54 EST 2000 | Dave F
Ashok: A fine mess you gotten us into now!!! ;-) You have no good options. BEST OPTION: Get the customer to accept the boards "as is." Rework will only degrade the product. Agree to accept all liability related to this solder condition (which y
Electronics Forum | Mon Aug 14 18:03:49 EDT 2006 | GS
Sure the bake need to be done after BGA replacement? Normally the board need to be backed before BGA replacement (not only)in order to avoid PCB delamination due to moisture entrapped during his life staing on field. Oven Temperature from 90 to 125
Electronics Forum | Fri Nov 09 08:57:56 EST 2007 | bbarton
By and large, the industry has determined that SAC alloys are the "best fit" for replacement of SnPb in our industry. SAC305 seems to be the default alloy at this time. There are several other alloys out there, each with their own strengths and weakn
Electronics Forum | Tue Dec 04 09:46:50 EST 2007 | pms
Thanks for all your suggestions. I like the BGA replacement pad option the best. Reprogramming/programing? Forget it. That's what I'm trying to avoid. I'd be there all friggin day long, with all the loser "Labor Only" accounts we have. And oh, the p
Electronics Forum | Wed Jun 25 09:51:51 EDT 2014 | iam09
Hi Sirs, We are running Tin Lead process and we have boards that required clean and no clean process which have different flux application in our wave process. We are looking into opportunity to use common flux system for both clean and no clean an
Electronics Forum | Sat May 27 12:50:21 EDT 2000 | Micah Newcomb
Steve, I use homebase apertures as a standard for all chip parts and have no complaints, no solder beading, no issues. I have had to replace almost all stencils ordered previous to my arrival as they all caused defects (7-9mil thickness and 1:1
Electronics Forum | Tue Jun 02 17:59:01 EDT 1998 | Dave F
| I know it's been covered before, but is there a newest, best way to reball BGA devices. Also, what's the latest rework methodology (pardon my linguistics). | Earl Moon What methods do people use to dress pads after removing and before replacing the
Electronics Forum | Thu Apr 01 15:31:23 EST 1999 | Brian
B: Edsyn make a nice tool to Solder Dress, check out the TSX-70. It'll blow and suck at the same time! | | I know it's been covered before, but is there a newest, best way to reball BGA devices. Also, what's the latest rework methodology (pardo
Electronics Forum | Wed Sep 26 16:31:30 EDT 2001 | davef
Wudduya mean ya can�t replace that ol� John Trieber? We agree. * Waverider thingies are best used to set-up process and in machine start-up. * Monitoring product characteristics is expensive, gives little information, and is so sloooow. [Plus we tu
Electronics Forum | Fri Sep 13 14:22:37 EDT 2002 | davef
If that's the case, it's most likely the radio is bad. Again, I'm not clear, but it sounds like using the MD is the trigger to shut the player down: * Stop using the MD. * Fix the MD or some of the associated power supply regulation circuitry. For
