Electronics Forum: 256 (Page 2 of 17)

0402 tombstoning and dewetting on QFP256 trade-off

Electronics Forum | Fri Mar 06 16:17:38 EST 2009 | aj

whats your board finish?

Conformal coat training

Electronics Forum | Sun Nov 10 22:31:53 EST 2002 | caldon

Staking and Conformal Coating Training Program is provided by Soldering technology. http://www.solderingtech.com contact Mel Parrish or Dan Foster at : Soldering Technology International, Inc 102 Tribble Drive Madison, AL 35758 Telephone: (256) 461-9

Solder balls

Electronics Forum | Tue Jul 06 10:46:12 EDT 2004 | blnorman

We have now switched to Kester EP256. During our solder paste evaluation, resistance to humidity was one of the selection criteria. We printed multiple boards, then exposed them to 85�F/65% RH. At 30 minutes, 1 hour, 2 hours, and 4 hours exposure

Sealing Clips

Electronics Forum | Wed Mar 26 20:48:22 EDT 2008 | davef

Sealing clip, clamps used in semiconductor, hybrid packaging * Connor Manufacturing Services; 16233 N.E. Cameron Blvd., Portland, OR 97230; 503-256-0230 F503-256-0246 connorms.com * Electro Assembly Source; 602 Sciandro Dr, Greensburg PA 15601; 724-8

Flex circuit assembly

Electronics Forum | Thu Jul 17 09:26:28 EDT 2003 | Mike J

Mike: We have provided many carriers for flex circuit applications to facilitate processing through screen print, pick-and-place and reflow and, in many cases, eliminating the need for taping the flex circuit to the carrier. Please contact me and w

kester paste from mexico

Electronics Forum | Fri Jul 15 18:21:55 EDT 2005 | dggjr

We have Kester 256 no-clean spec'd as an alternate paste. I bring some 256 in occasionally to make sure it still works as a backup. The last batch I brought in was bridging like crazy. Scraped it off the stencil, put our regular Alpha back down an

Re: Off Line Programming

Electronics Forum | Tue Jun 13 13:24:19 EDT 2000 | Steve Skinner

The best offline software I have come in contact with is CircuitCam. Go online at www.aiscorp.com or send an email to jspera@aiscorp.com You can use cad, a scanned image, D256 data or gerber files. Check them out.

No Clean for BGA's

Electronics Forum | Wed Oct 09 16:43:50 EDT 2002 | mjz289

Kester 256 has also worked tremendously well for us. We have soldered thousands of BGAs from 156 balls to 780 balls .8mm pitch with no solder problems (shorts,opens or voids) and no residue problems. Give it a try.

Amistar

Electronics Forum | Thu Dec 12 17:18:57 EST 2002 | scottefiske

Looking to meet other Amistar users to share component item data, and possibly help out with off-line programming, and optimization software. Call 1-800-256-6581, or 580-332-6581 X266 ask for Jeremy, Brian, or Mike. Thanks for your assistance.

SMT Production

Electronics Forum | Wed May 21 14:16:40 EDT 2003 | caldon

Dyann- There are two companies I have used in the past. 1) ACI in Philadelphia - Guy Ramsey 610-362-1200; Gramsey@aciusa.org 2) Soldering Technology - Mel Parrish 256.461.9191; http://www.solderingtech.com Cal Communications Test Design, Inc www.CTD


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