Electronics Forum | Fri Oct 26 13:16:44 EDT 2007 | mpolak
its polakmarcin ( at ) o2.pl
Electronics Forum | Fri Aug 07 19:41:12 EDT 2020 | rsatmech
Attached the data sheet for your reference. We are using in line SPI for paste control. Lead free process.
Electronics Forum | Fri Aug 07 20:11:35 EDT 2020 | rsatmech
Thanks for your inputs. Much helpful. I will try this.
Electronics Forum | Tue Oct 12 07:19:56 EDT 1999 | D Scott
| Do anyone know what is TCP. I was told it is tape carrier package but have found nothing relating to this. Could someone please explain the whole tecnology and point to site relating to this so that i can understand more on this. | I would star
Electronics Forum | Fri Sep 20 16:25:47 EDT 2002 | bdoyle
ok time for a "what if" What if someone came back a year after a question was posted. The question dealt with a problem that this person had but didn't exactly cover everything. Would it be better for this person to post a new thread (and then mig
Electronics Forum | Thu Nov 07 12:07:46 EST 2002 | slthomas
This is more of a two-dimensional phenomenon than the linear features (wrinkles) that I would associate with disturbed solder. What I should do is contact my own solder supplier on this, I guess, but it hasn't been particularly high on my priority l
Electronics Forum | Tue Aug 04 14:29:14 EDT 2020 | dwl
Is the component an LGA or BGA? If its a BGA, it appears like the component is missing balls, if its an LGA, it appears like the solder isn't wetting to the component. What solder are you using? The wetting to the larger pads in the last pic seems
Electronics Forum | Wed Oct 24 15:10:12 EDT 2007 | slthomas
You may very well be right Hussman, but I'm not certain that marcin knows exactly what he wants to know. :) I would call that ramp rate, not delta t, but that's my language. marcin, what I'm talking about are the varying temperatures on your board d
Electronics Forum | Wed Oct 24 21:17:13 EDT 2007 | hussman
Ramp rate is measured in degrees per second. Max and min temps are not required to to establish "ramp rate". The difference between parts, like I was describing is Delta T. But, ramp rate is a generation from this as well. Most component manufact
Electronics Forum | Thu May 06 17:23:02 EDT 2004 | davef
Ah, here it is: EFTEC-64T. A commercial leadframe material with the nominal composition of Cu-0.3Cr-0.25Sn-0.2Zn