Electronics Forum | Mon Oct 20 13:34:10 EDT 2008 | patrickbruneel
Picture (img133) sure looks like black pad. Maybe you can compare the pic's yourself with the pictures in the ITRI Report on black pad. http://www.pwbrc.org/members/pdf/works99/Houghton.PDF
Electronics Forum | Fri Jun 05 08:30:20 EDT 1998 | Wolfgang Hantz
We offer an upgrade service for notebooks with 486 SX/DX CPUs up to 586-133 MHz using the AMD 5x86-133 MHz CPU in the PQFP package. We are pretty succesful with this service and until today we did more than 1000 notebook upgrades this way. Now, - th
Electronics Forum | Fri Jun 05 08:22:10 EDT 1998 | Wolfgang Hantz
We offer an upgrade service for notebooks with 486 SX/DX CPUs up to 586-133 MHz using the AMD 5x86-133 MHz CPU in the PQFP package. We are pretty succesful with this service and until today we did more than 1000 notebook upgrades this way. Now, - th
Electronics Forum | Mon Oct 20 11:44:41 EDT 2008 | jdumont
Good morning all, we have been having some random intermittent connections on some BGAs lately on ENIG finished boards. Can you take a quick look at this picture (link) and let me know if it looks like a possible black pad occurrence? The picture sh
Electronics Forum | Thu Feb 24 08:51:23 EST 2000 | Brandy Ford
SMTnet is here for our users. One of our goals is to make SMTnet as user friendly as possible. We are in the process of building an effective Career Center to better serve you, but are looking for your feedback as to what YOU believe would improve
Electronics Forum | Fri Feb 25 17:25:05 EST 2000 | Brandy Ford
Thank you for your response Michael- I agree with you completely. Though there are fields for the employer to fill out, they are not required fields. Should we make them required? What job that you are interested in that doesn�t have a location
Electronics Forum | Mon Jan 31 07:01:56 EST 2005 | pjc
These guys http://www.cetaq-americas.com/index.shtml have the CmController that can do the measurement to back up the p&p vendor's claim. A CpK of 1.33 ain't bad. Would like to see 2.0. The picking is critical too. Ask vendors for pick accuracy and
Electronics Forum | Sat Feb 10 09:36:52 EST 2007 | davef
Choices are: * Run a Cp, Cpk capable profiler through the oven. * Review the results of your supplier's process qualification that would include Cp, Cpk on their oven. Handspring contract [REV. 6 - 7/1/99] with Flextronics says: [snip] 4. Process Ca
Electronics Forum | Mon Feb 12 10:06:46 EST 2007 | CK the Flip Guy
DaveF, Please define a "Cp/Cpk capable profiler." Do you mean one that has software that automatically calculates this for you? I do this at my company, and we track 2 critical variables - Time Above Liquidous and Peak Temps. and this is done on a
Electronics Forum | Mon Mar 05 11:24:16 EST 2007 | samir
Something the "placement guys" don't tell the customers... Cpk is an easily "massagable" number. You just take some data points and reduce the variation a bit, or even play around with your spec limits, or a combination of the two to get the highes
