Electronics Forum | Sun Jan 06 22:14:57 EST 2008 | mac88
If the machine or machines couldn't recognize the fiducials, you can grind it with a fiberglass eraser. If the fiducial are missing you can use tooling holes, and/or via holes. You can verify the hole size and tolerance on the PCB assembly drawing.
Electronics Forum | Mon Dec 03 12:15:51 EST 2007 | rgduval
We've just completed an experiment for one of our customers using lead-free HASL. From a manufacturing standpoint, everything seemed to have run fine. Solder profiling seemed to be unaffected, pick and place was unaffected, and the end result looke
Electronics Forum | Fri Nov 30 16:41:18 EST 2007 | stevek
Does anyone have any experience with the Amkor Fusion Quad package? I'm wondering about the coverage of the heatsink slug and it floating the interior leadless terminations apart. Any designers have any experience escape routing the underpart/inter
Electronics Forum | Sun Dec 02 00:17:35 EST 2007 | jmelson
I finally figured it out - in my manual it shows as a "63:Overflow" and says it has run out of memory for management information. I finally realized they were talking about the MIS statistical data of feeders, heads and mounting programs. I cleared
Electronics Forum | Wed Dec 05 02:01:51 EST 2007 | lococost
We've done some tests on this and got good results. Of course it can be dependant on the paste properties (thinking of slump in particular), and you need to get the heat under the connector which can be more critcal than in a leaded evironement, but
Electronics Forum | Tue Dec 04 04:32:23 EST 2007 | laplooi
Who of the forum people is working with Repair Plus? Which people have problems with it en who's have tips for the users of Repair Plus? I'm working with it also 1 year, my meaning is that the control picture is verry small, and when you have for on
Electronics Forum | Tue Dec 04 04:39:17 EST 2007 | laplooi
Who of the forum people is working with SPC Plus? Which people have problems with it en who's have tips for the users of SPC Plus? I'm working with it also 1 year, Its only friendly for statitistics, and when you are check a print, you can earlier r
Electronics Forum | Tue Dec 04 11:06:40 EST 2007 | bobsavenger
I have a thru-hole connector that I am trying to paste on my screen printer and then reflow it. I need to know if any of you have done this before and what your stencil would look like? It is a 28 pin connector. Please let me know.
Electronics Forum | Thu Jan 10 03:26:28 EST 2008 | chrispy1963
Hahahahah Canuck! Youve evidently been through Big "FIG" T. Newtons PanaPo class in Elgin, IL. That guy is something else! I took the PT200 training with him and then back for a second week for PanaPro training a couple years back. Everyone from ou
Electronics Forum | Tue Dec 11 16:55:11 EST 2007 | dman97
Hi, I am using a 7 zone Conceptronics oven and Indium 3.1 lead free clean paste. Our profile is as follows, 130 140 150 180 200 240 260 with a belt speed of 36 inches per minute. I dont know if that will help you out though...
