Electronics Forum | Thu Jun 09 13:33:02 EDT 2005 | jaimebc
DO you guys place your 0402's at the same speed as your 0805 and 0603's? We are getting a lot of failures on managemet data "A" and "D" on our 0402's when we run them at highspeed. (the standard .10s tac time) A way to reduce and not totally elimina
Electronics Forum | Mon Feb 21 13:57:37 EST 2005 | JB
Start by verifying the component definition, the thickness is critical. HSP 4796 uses nozzle 81 for 0402's. Make sure is using the right nozzle. If you need to, use the autoteach function to physically teach the dimensions of it, thickness included.
Electronics Forum | Mon Feb 22 19:22:40 EST 1999 | Steve Gregory
| A rash of new products here at my company have designs with multi-pin connectors 90 out-of-phase (orientation)wiht respect to wave direction, which has lead to massive bridging (shorts) problems.... | | Does anyone still use the 45 Degree Pallet
Electronics Forum | Wed Apr 18 16:41:43 EDT 2007 | patrickbruneel
Look at page 8 paragraph 22 This exempt was approved by the TAC June 22, 2006 http://www.emsnow.com/cnt/files/white%20papers/Status_of_EU_RoHS_Exemptions.pdf The exempt was granted by request from both Swatch and Sony for tin whisker formation on
Electronics Forum | Thu Dec 07 16:17:21 EST 2006 | patrickbruneel
This is what�s going on over the pond. The request to exempt the lead in electronics on environmental grounds, filed by the courageous fellow lead-free rebel John Burke (RoHSUSA) has been accepted for review by the EU TAC. http://ec.europa.eu/enviro
Electronics Forum | Fri Jun 20 18:32:55 EDT 2008 | hegemon
Back when I used to do a lot of these style devices we ran into the same problem you are describing. Use a pattern for the center pad area and keep the total coverage to about 68% of the pad area. Diagonal Stripes, tic tac toe, cloverleaf, dot array
Electronics Forum | Thu May 30 10:31:03 EDT 2002 | robbied
Hi Yannick. This is an issue that we are just recently getting into but here is some ifo that I have gathered so far. I have seen/ used 2 different rework machines. The one we have bought is a 'PACE TF2000' which was at the lower cost end of the mar
Electronics Forum | Tue Nov 28 12:00:33 EST 2000 | rabell
Deon, my first response is YES - big time. You are correct that there are some massive issues here. For one thing, lead free solders are only one solution, as conductive epoxy has also been put forward. This was demonstrated on the TAC line at Ne
Electronics Forum | Tue Mar 16 14:37:42 EST 1999 | Steve Gregory
Hi Nancy! Just as Steve and Dean said, most printers have some sort of restrictions of what frame, where the image is positioned, ect. before the stencil will work in the printer. The two manufacturers that I'm most familiar with DEK and MPM do have
Electronics Forum | Fri Mar 11 18:30:50 EST 2005 | davef
Russ: In December 2003, the European Commission released the following statement: �The commission services have prepared a draft Commission decision establishing maximum concentration values pursuant to Article5(1)(a) of Directive 2002/95/EC. The pr
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