Electronics Forum | Wed Apr 04 10:32:10 EDT 2018 | dleeper
At an EMS I used to work for, our process for first article inspection was to have a human technician do a point to point comparison between the BOM and the PCB. They would verify component part #s were correct per the location, correct polarity and
Electronics Forum | Sun Mar 09 18:48:29 EST 2003 | Dean
Definitly evaluate the TD washer smt 324 / 318. I have two units and they have been fantastic from a maintenance point of view. Small, quiet and easy to maintain. I am in the middle of cleaning capability and ionic contamination testing as we spe
Electronics Forum | Wed Jun 11 17:16:12 EDT 2003 | MA/NY DDave
Hi I had to poke around awhile to see what you meant. I think you were at an advanced level where IF he knew the MSL ratings of his devices he should constrain his profile within the component mfgs tests for exposure to various profiles, or at leas
Electronics Forum | Thu Feb 11 12:02:47 EST 2010 | plaiming
We have temporarily switched to an RTV for the vibration reincforcement, but it is not compatible with acrylic conformal coating and we really do not want to switch conformal coatings to a silicone based. Additionally we are testing the product in h
Electronics Forum | Fri Jan 28 12:29:01 EST 2005 | Bob R.
We use the exact same method Chunks outlined for evaluating just about anything we're going to roll out worldwide, whether it's a material or a machine. List your factors (print speed, solder spread, etc), assign each a weight, evaluate each paste a
Electronics Forum | Wed Sep 15 14:06:40 EDT 2004 | frankR.
Hi Rick, Last year I've test about 15 different solder paste. To procede, I've started with different tests listed in different brochure including IPC. At the biginning, I had 15 different tests to do and at the end ( for the last 7 product ) I've
Electronics Forum | Fri Sep 21 11:51:44 EDT 2007 | chef
To clarify my comment regarding test points- I mentioned that fact as I knew we would need to develop test beds that may be more difficult due to test points not easily provided. Beyond that, my goal is to begin DFM with my customers that would inclu
Electronics Forum | Wed May 12 11:02:00 EDT 2010 | eugene123
Hope every one are in good condition. I am Eugene, QA Engineer from Singapore, I been assigned to perform a electromigration test for the test coupon that consist 96 test point. Test condition: 85 deg C, 88% RH and 50V DC Measure Condition: 100V DC a
Electronics Forum | Thu Dec 09 15:19:21 EST 2004 | nrocco
Can anyone point me in the direction to find some IPC standards for lead free solder joint reliablity tests, such as shear tests, pull tests, vibe tests, enviroment tests, etc. I need to know what the specs. are on all aspects of reliability and how
Electronics Forum | Thu May 10 13:10:25 EDT 2001 | orbotech
A configuration of a number of AOI tools located at different inspection stages along the SMT production line has, by its nature, the ability to provide a faster and closer response to possible process related fault occurrences. Comparing with today
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