Electronics Forum | Fri Feb 05 09:22:25 EST 1999 | Dave F
| | | Joni: What is it about your situation with the board/component/process that makes you want to explore alternatives? Dave F | | Dave: In our case the component is placed on metalled footprint which has via holes to transfer the heat via hole
Electronics Forum | Wed Feb 03 16:38:19 EST 1999 | Steve Gregory
| I'd like to find some technical papers on the reliability of reworked BGAs. If you know of any, please let me know. | | I have a concern about this because our current rework process does not apply solder paste to the pads prior to placing the pa
Electronics Forum | Tue Feb 02 14:23:47 EST 1999 | Steve Gregory
Hi ya'll! Well, I got the word that I can start looking for a rework machine now. Most of you know that I work at a start-up, so it goes without saying that we're not rolling in the dough. I've been looking at Pace's TF700 Thermaflow...seems pr
Electronics Forum | Thu Feb 04 08:10:38 EST 1999 | Tenison Stone
Steve, I was expecting a closeup like Bob's picture. Tenison | Hi ya'll! | | Well, I got the word that I can start looking for a rework machine now. Most of you know that I work at a start-up, so it goes without saying that we're not rollin
Electronics Forum | Tue Feb 02 09:47:45 EST 1999 | Justin Medernach
| Hi everybody. | Somebody know any consideration or special care to make a profile for BGA's. | | any advice is aprecied. | | thanks | Al Carrillo | | Hi Al, A BGA should be looked at just like any other surface mount device. However, just
Electronics Forum | Tue Feb 02 17:51:45 EST 1999 | gcollier
| | Hi everybody. | | Somebody know any consideration or special care to make a profile for BGA's. | | | | any advice is aprecied. | | | | thanks | | Al Carrillo | | | | | Hi Al, | A BGA should be looked at just like any other surface mount d
Electronics Forum | Fri Jan 29 19:22:07 EST 1999 | Tony
| SMT Mfg. Equipment: Fuji CP-6/IP-3 - but please all hi-speed chip placer users input are appreciated !! | | The company that I work for is a C/M which offers both consignment but mostly turnkey work. I am currently running 3 Fuji lines. All parts
Electronics Forum | Thu Jan 28 14:10:57 EST 1999 | Tom B
Hello Netters, I need some info, Earl or Dave, I have a PCB that exhibits a white layer on solder side. It does not appear to be surface residues (IPA has no effect), but looks like its under solder mask. My first guess is that the LPI solder mask
Electronics Forum | Thu Jan 28 15:43:16 EST 1999 | Dave F
| Hello Netters, | | I need some info, Earl or Dave, I have a PCB that exhibits a white layer on solder side. It does not appear to be surface residues (IPA has no effect), but looks like its under solder mask. My first guess is that the LPI solde
Electronics Forum | Wed Jan 27 21:02:53 EST 1999 | Dave F
| i am working with the noclean process and getting white residues on the bottomside of the board probably due to the | wave soldering flux.i am using a no-clean solder paste and a noclean wave solder flux.The boards passed the accelerated temperatu
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