Electronics Forum | Sat Aug 03 07:29:20 EDT 2002 | davef
IPC-PE-740 "Troubleshooting for Printed Board Manufacture and Assembly" has words to the effect of � 1.5---BAKING Laminate materials are baked several times during the manufacture of a printed wiring board. There are four major reasons for
Electronics Forum | Wed Jul 22 08:52:29 EDT 2009 | spitkis2
Can someone clarify whether IPC-TM-650 Test Method 2.6.27 (Thermal Stress, Convection Reflow Assembly Simultation) is required for all bare board fabricators? Or is this test method optional, depending on the type or class of boards being fabricated
Electronics Forum | Thu Mar 22 17:33:38 EST 2001 | davef
Steve, IPC TM-650 Test Methods Manual is a load. IPC TM-650 Test Methods Manual: Section 2.1 Visual Test Methods Section 2.2 Dimensional Test Methods Section 2.3 Chemical Test Methods Section 2.4 Mechanical Test Methods Section 2.5 Electrical Test M
Electronics Forum | Tue Sep 25 17:42:11 EDT 2007 | gsala
your comments will be appreciated, please; IC tests have been performed on two kind of Raw PCBs (HASL) samples by adopting three different methods : First Sample (supllier A) - Omegameter 600 SMT, solvent=40�C: extratcing time 10 min result = 0.2
Electronics Forum | Mon Mar 24 10:38:33 EDT 2008 | davef
No standard, but common practice is: IPC-TM-650 Test Methods Manual * Method 2.1.1, Microsectioning, Manual Method * Method 2.1.1.2, Microsectioning, Semi or Automatic Technique
Electronics Forum | Wed Jun 12 08:13:29 EDT 2002 | davef
Don't sound proper. There is no specification. Pad peel strength test methods are: * IPC-TM-650, Method 2.4.21 for multiple solderings * IPC-TM-650, Method 2.4.8 for copper peel with a Instron machine. Typical requirement for Cu is: 6 lbf/in [1
Electronics Forum | Tue Sep 25 20:33:02 EDT 2007 | davef
We vote for: IPC-TM-650 2.3.25.1, solvent: 80�C, extract time: 60 minutes, hold time: 30 minutes or until room temperature. Listen, it really doesn't matter which method you decide to use. IPC-TM-650 2.3.25 is a process control method. It's more imp
Electronics Forum | Tue Feb 14 09:10:43 EST 2017 | davef
Assuming the traces run parallel and perpendicular to each other, I'd choose one direction the traces run as "x" and the other direction for "y." Then I'd pick a unique identifier on the board to insure proper orientation. Next, I'd measure warp and
Electronics Forum | Mon Jun 19 09:54:21 EDT 2000 | Paul Houston
Go to www.ipc.org and click on search. search for: IPC Test Methods Manual Section 6 IPC TM-650 Test Methods Manual SECTION 2.6 - ENVIRONMENTAL TEST METHODS Paul
Electronics Forum | Fri Oct 08 11:51:10 EDT 2004 | blnorman
Since you are using an Ionograph you need to use IPC-TM-650 method 2.3.25, static method. The test method is free on the IPC website. You'll need to get your customer to give you an acceptable cleanliness level to test to.
