Electronics Forum | Wed Aug 20 10:31:41 EDT 2003 | billdampier
We have some new customers that are requiring class 3 IPC standards, and my question is, how would that translate into a labor rate increase as compared to class 2 rates? I'm assuming the labor quote would increase by at least 15-20%, if not more. An
Electronics Forum | Thu Feb 05 14:30:29 EST 2015 | chsravan
Can I apply IPC-610 class 3 workmanship standards to an assembly made with a IPC-600 class 2 PCB?
Electronics Forum | Fri Feb 06 18:32:59 EST 2015 | chsravan
Hi Scott,Thank you for the response. I was also thinking the same that the assembly will no longer be Class III. Thanks again.
Electronics Forum | Fri Feb 06 11:11:04 EST 2015 | mascott123
I have asked that same question to a co-chair of the J-STD-001 committee who in turn checked with personnel at IPC. The answer I received is that yes you can apply the Class 3 assembly requirements using a class 2 PWB but the resultant assembly will
Electronics Forum | Tue Nov 18 01:21:14 EST 2008 | kywl
Hi all, I am referring to IPC 1720, and i notice that there's electronic assembly type 1A, 1B, 1C, 1X, 2B, 2C... 2Z... can anyone please help explain what do those numbers mean? I have no clue at all... Thanks!
Electronics Forum | Tue Apr 23 15:35:45 EDT 2013 | dyoungquist
Check out IPC-A-600. Revision G (July 2004) section 3.2.3 (surface) and section 3.2.4 (internal) give min/max thicknesses for various weight copper. The min also changes depending on what class (1-3) standard you are working to.
Electronics Forum | Mon Jan 12 21:31:26 EST 2015 | warwolf
The closer your inspection the more defects you will find, the more rework you do the possible cost you will add and the potential increase of damage you could do to your products if rework is not up to a machine copyable standard. "Is there any in
Electronics Forum | Wed Oct 30 02:37:58 EST 2002 | Dreamsniper
Hi Guys, I have a fine pitch QFP that I suspect of having a solderability (wetability) problem. The heel joint is 50%-75% of the lead thickness so it means that I passed the IPC Class 2 recommended criteria on the Heel. The toe has at least 25%-50% s
Electronics Forum | Fri May 27 14:09:19 EDT 2022 | davef
No solder mask; Class 2 => Class T; Class 3 => Class H.
Electronics Forum | Wed Aug 12 04:52:54 EDT 2009 | sachu_70
A client document mentions the following: "PCBA to comply with IPC class-2 guidelines, and performance grade 2 for components." What does "performance grade 2 for components" mean? Would appreciate your help.
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