Electronics Forum | Wed Nov 03 09:18:27 EST 2004 | Simon UK
Hi Dennis, It is all dependant on what you state for the class of product i.e. Class 3 is the top end acceptance criteria used mainly in Aerospace and Military. You have 2 terms you need to grasp to avoid confusion. 1. Acceptance Criteria 2. Target
Electronics Forum | Sat Mar 06 02:54:25 EST 2004 | tommy
1)Solder paste selection 2)Reflow profile.Focus on soaking and TAL. 3)Moisture control for BGA. 4)Maybe the BGA solder ball already with void. 5)PCB design.Any via on bga land? 6)Solder masking type. 7)Solder paste volume apply on land. 8)IPC class 3
Electronics Forum | Fri May 27 14:09:19 EDT 2022 | davef
No solder mask; Class 2 => Class T; Class 3 => Class H.
Electronics Forum | Tue Dec 29 03:35:10 EST 1998 | Earl Moon
| I am looking for a questionaire/list of items that need to be addressed to determine the pros/cons and equipment, manpower, cost and lead time to determine if one should consider setting up an in-house SMT line. | Can anyone help? | thanks | | L
Electronics Forum | Tue May 26 03:33:19 EDT 2009 | kevyeoh
May i know how do we differentiate between Class 1, 2 and 3 components? What are the key differences between those three classes? When i check at IPC document, it is stated that Class 1: General Electric Class 2: Dedicated Service Electronic prod
Electronics Forum | Thu Aug 07 22:51:05 EDT 2008 | davef
We expect aerospace to be IPC-A-610, Class 3 and J-STD-001, Class 3. The above quality statement stecifies: * "IPC 610, Class 2 acceptability." This is unclear. Should this be "IPC-A-610, Class 2 acceptability?" * No class for J-STD-001. Should we a
Electronics Forum | Mon Sep 26 10:58:37 EDT 2011 | dyoungquist
Basically in loose general terms: IPC class 1 is for consumer products that you discard when they break. IPC class 2 is for industrial products that last longer than class 1 products and you can repair when they break. IPC class 3 is for military
Electronics Forum | Fri Feb 24 09:35:42 EST 2006 | INGE
If you mean IPC standard classes, they demand class 3. Bye
Electronics Forum | Wed Feb 02 19:45:09 EST 2005 | ybt
try refering IPC-7095 Design and Assembly Process Implementatin for BGAs. I hope it helps.
Electronics Forum | Mon Jun 03 16:21:11 EDT 2013 | stefgaudreau
Hi, I have a design were power supply multi strand wire (AWG18) are soldered directly on the pcb (thru-hole) by wave soldering process. I don't have any ferrule on the wire. I would like to know if the IPC standard allow this for class 3 assembly
IPC is the trade association for the printed wiring board and electronics assembly industries.
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