Electronics Forum: 302 (Page 1 of 4)

Coating under Mil connector....

Electronics Forum | Thu Dec 22 15:17:06 EST 2005 | jdumont

How is everyone coating under these connectors? Is RTV covering the outside so nothing can get in an answer? Or very thin silicone to wick under... http://img302.imageshack.us/img302/1728/dscn24450ac.jpg

thermocouple attachment solder

Electronics Forum | Thu Nov 01 15:39:29 EDT 2007 | pjc

Here's what I use: Sn10/Pb90, 268C-302C

PCB cleanliness test house in Malaysia/Singapore

Electronics Forum | Thu Nov 11 10:25:10 EST 2004 | Hiram

Brian, Try this company. I think it is what you are looking for. Thanks, Hiram Aqueous Technologies Corporation 9785 Crescent Center Drive, Building 302 Rancho Cucamonga, CA 91730 USA Phone: + 1.909.944.7771 Fax: 1.909.944.7775

Measuring the Z Axis on BGA Ball Heights

Electronics Forum | Thu Jul 12 21:58:10 EDT 2007 | davef

Bill 1 Systems for BGA, Flip Chip, CSP and Bump measurement are: * UBM [550 Weddell Dr, Suite 3, Sunnyvale, CA 94089; 800-731-1220 f408-541-0153 contact@ubmusa.com ubmusa.com] ScanView, AutoScan and LaserScan. * Integrated Packaging Assembly; 2221 Ol

Siemens HS50 and F5 and S25

Electronics Forum | Mon Nov 27 16:31:07 EST 2000 | Chris Jackson

I am evaluating several pieces of Siemens equipment and would like to get some input from industry users. I am seeing that Siemens is able to meet cycle time estimates and thus throughput. I am concerned about the robustness?? Any input is welcome. T

Re: Moving/aligning SMD lines

Electronics Forum | Wed Jul 19 20:54:26 EDT 2000 | Dave F

Darby: Airsleds and laser pointers Airsled, 70A Aleph Dr., Newark, DE 19702 800.247.7533 fax 302.996.6468 Aero Go 1-800-426-4757 Ask for Jack Air Puck (McMaster) When using "airsleds" be aware these: * Get hung-up on expansion cracks * Will "take-

Lead contamination in wave solder pot...

Electronics Forum | Tue Feb 08 19:10:09 EST 2005 | DasonC

Lead free is not define as NO lead and "a maximum concentration value of 0.1% by weight in homogeneous materials for lead shall be tolerated." Check below link. So replaced your solder from the pot when exceed 0.1%. http://www.leadfree.org/files

0402 tombstoning and dewetting on QFP256 trade-off

Electronics Forum | Fri Mar 06 02:47:15 EST 2009 | lococost

Have you tried higher peaktemp? I saw the QFP is sn90pb10, This has a liquidus of 268 - 302 C. A good paste should be able to handle 230C (or more), of course you would need to check your other components peak temp.

Re: Siemens HS50 and F5 and S25

Electronics Forum | Mon Nov 27 19:00:52 EST 2000 | Christopher Noonan

When the are up and running they are hard to beat, but when they go down they go down hard. Keep field service close. Don't get me wrong they're great machines and the company I used to work for had some of the first machines available. I come fro

Re: Siemens HS50 and F5 and S25

Electronics Forum | Wed Dec 06 23:12:09 EST 2000 | Brad

Chris, Have you considered Fuji? The robustness of Fuji is proven. I have recently done floor space analysis and cost per placement/sqr foot studies. I have also performed ROI studies on these machines. The new CP7 machine from Fuji outperforms th

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