Electronics Forum | Wed Jun 11 10:24:23 EDT 2003 | kris
Hi, The percentage of lead (0.1% or otherwise) is still being debated in the EU where the legislation is in place. The industry is pushing for a 0.2% limit,(if lead-free has to be) as it is considered a limit where solder can be recycled economical
Electronics Forum | Mon Jul 07 11:46:29 EDT 2008 | aj
Hi All, Can anyone advise the spec for land size of a lead 0.2mm in width? I am placing a TQFP128 0.4mm pitch, the leads seem to be wider than the actual pads they are been placed on? I am also experiencing poor wetting on this part , it has NiPdAU
Electronics Forum | Fri May 20 14:43:38 EDT 2005 | jfullerton
billscheu wrote: "just use 63 37 solder for repair. I do not know of any specification which prohibits this and until the people who create the rules change them this is the best." All due respect, but do you know what RoHS is? If you sell product i
Electronics Forum | Wed Mar 03 17:09:55 EST 1999 | Tom Reilly
We have recently had problems with bare boards coming in too thick. I would like to know how to properly specify the minimum and maximum thickness using the 13949F and IPC 4101 specs. (We currently use "MATERIAL: GFN 0620 C1/C1 A2A per MIL - P - 1394
Electronics Forum | Wed Mar 03 20:20:30 EST 1999 | Earl Moon
| We have recently had problems with bare boards coming in too thick. I would like to know how to properly specify the minimum and maximum thickness using the 13949F and IPC 4101 specs. (We currently use "MATERIAL: GFN 0620 C1/C1 A2A per MIL - P - 13
Electronics Forum | Wed Apr 04 20:22:35 EDT 2007 | diesel_1t
Totally agree on what you said, but there's some other things involved: There's not enough training, here in Juarez, Mexico, the level of pesonal turnover is very high so when you train on certain procedure, they leave for some reason and always is
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