Electronics Forum | Wed Feb 18 11:21:14 EST 2004 | Mike Konrad
You have two choices� Change your paste or beef-up your wash chemical. I�ll let others discuss paste options but as far as wash chemical is concerned, consider chemicals specifically designed for such applications. Zestron is promoting A300 as sui
Electronics Forum | Tue Mar 02 10:19:41 EST 2004 | loz
Hi all, we have recently seen a design that consists off a QFP100, pitch at 25". Also in the centre of this footprint is a FBGA165 footprint, pad size .4mm @ 1mm pitch. We have been informed that we will fit the QFP. I want to remove the BGA pads fr
Electronics Forum | Wed Apr 19 06:43:10 EDT 2006 | Kevin De Barra
QTEK Manufacturing Ltd. launched a revolutionary new product last November at the Productronica Exhibition in Germany, which was the QTEK Splice Clip and Tape, which eliminates the awkward handling problems commonly associated witht the splicing proc
Electronics Forum | Wed Apr 19 06:45:27 EDT 2006 | QTEK Manufacturing Ltd. www.qtek.com
QTEK Manufacturing Ltd. launched a revolutionary new product last November at the Productronica Exhibition in Germany, which was the QTEK Splice Clip and Tape, which eliminates the awkward handling problems commonly associated witht the splicing proc
Electronics Forum | Thu Mar 04 08:49:12 EST 2004 | ianlg
Hi Kistech is a UK based company. The MD is a David Wheatley who was one of the founders of SMTech Ltd who designed and manufactured the 100MV prior to the company being purchased by MPM. The microflex is a re-engineerd version of this machine. The
Electronics Forum | Sat Mar 06 02:54:25 EST 2004 | tommy
1)Solder paste selection 2)Reflow profile.Focus on soaking and TAL. 3)Moisture control for BGA. 4)Maybe the BGA solder ball already with void. 5)PCB design.Any via on bga land? 6)Solder masking type. 7)Solder paste volume apply on land. 8)IPC class 3
Electronics Forum | Sat Mar 06 06:15:14 EST 2004 | Bryan
Thanks Tommy. In fact I've tried many types of profile,but it didn't work.I'll try to make the peak temp. as low as 205C and dwell long as in some threads Dave said.I've tried baking the BGA and PCB before mounting also dindn't work.yes,I've heard th
Electronics Forum | Tue Mar 09 22:20:16 EST 2004 | Ken
Is this a PBGA? If yes. run a flat steel rule or edge across the top of the PBGA. Is it flat or cupped? Is this a TBGA (super bga). I have seen issues with a suppliers heat spreader design that actually will deflect the corners down and raise the
Electronics Forum | Fri Apr 02 10:12:06 EST 2004 | mapell
Hi Dilbert We manufacture equipment for the electronics industry. The holy grail "guide book" you looking for does not really exist. I wish it did. I got with our compliance engineer this morning for help explain since I am not that experienced i
Electronics Forum | Tue Mar 09 14:56:27 EST 2004 | Alan
I have a need to put many different Tape and Reel parts into trays in order to free up feeder space on my QP3. My question is does anyone know of any resources where I can specify my part dimensions and have tray stock milled out to present these pa
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