Electronics Forum | Thu May 31 21:45:48 EDT 2012 | davef
rsthompson ... if you're talking about bare boards IPC-5701, Users Guide for Cleanliness of Unpopulated PBC, Table 8 Bare board final surface finish Ions Hot air solder level OSP over copper Gold over nickel Chloride 0.75 ug/cm^2 0.75 ug/cm^2
Electronics Forum | Mon Jan 03 09:10:46 EST 2005 | russ
That would be a 2012 (2.0mm x 1.2mm) in accordance with standardized naming convention.
Electronics Forum | Thu Mar 15 22:17:17 EDT 2012 | daniel26
AMS 2.0 contact assemblon its expensive but works great for our machines.
Electronics Forum | Wed Dec 21 20:41:49 EST 2016 | epcb2016
1.5mm pad is not so ok in practice. You may expand the size to 2.0mm.
Electronics Forum | Mon Feb 22 12:04:15 EST 1999 | Dave F
Please could you suggest a recommended aperture sizes for printing of smd adhesives. Any recommendations on stencil thickness as well as stencil finish will be appreciated. Mark: About the only rule of printing adhesives is: Keep it off the
Electronics Forum | Thu Apr 04 16:38:51 EST 2002 | davef
Equipment companies like to talk about �accuracy� and �repeatability�. These measures provide limited information. Flaws of the measure aside, some printer companies have begun to report Cp. * DEK ELA: Cp = 1.33 @ �0.025mm * DEK 265: Cp = 1.6 @ �0.0
Electronics Forum | Wed Sep 16 03:17:47 EDT 2009 | geb
The solder wire uses a ORL0 flux. The wire contains less flux at around 2.0-4.0%.
Electronics Forum | Tue May 16 01:23:10 EDT 2006 | Base
Try Assembl�on. The 2.0 version just came out so the 1.x versions are probably no longer available. I believe they start charging you for it now, but it won't be much since the previous versions were free. If you can manage to track down a 1.x versi
Electronics Forum | Tue Aug 04 08:29:06 EDT 1998 | Dave F
We are looking for source(s) for tooling pins: 1 Stainless steel pin 2 0.120" diameter, 0.250-0.375" long 3 Press fit
Electronics Forum | Fri Oct 03 09:00:18 EDT 2003 | davef
EIA standard packages have a variety of L/W proportions. EIA Dimension mm (LXW) Proportion (L/W) 0201 0.6X0.3 2 0202 0.5X0.5 1 0303 0.8X0.8 1 0402 1.0X0.5 2 0504 1.25X1.0 1.25 1.4X1.4 1 0603 1.6X0.8 2 0805 2.0X1.25 1.6 1111 2.8X2
