Electronics Forum | Thu Apr 12 08:16:19 EDT 2007 | davef
Toe down solution: * Land pattern design * Solder stencil design * Proper component fabrication Normal gull wing lead solder requirement: Solder must extend to the mid-point of the outside of the lead bend.
Electronics Forum | Fri Apr 13 20:43:46 EDT 2007 | stimpk
Depending on your PNP equipment it looks as though it will work fine. Hard to tell pick surface of component based off their drawing, but as the old saying goes "technically anything is possible" good luck K
Electronics Forum | Thu Apr 12 09:13:41 EDT 2007 | aj
Hi all, What stencil aperture designs do you use for 0402 components? Thanks in advance for replies. aj...
Electronics Forum | Mon Apr 16 20:53:56 EDT 2007 | davef
Tell us about: * Temperatures and times of the thermal profile * Where the thermocouples were mounted * Materials involved * Where in the process the 672 BGA component is soldered * Processes that follow that soldering
Electronics Forum | Wed Apr 18 04:22:43 EDT 2007 | ray
I facing dewetting problem on Ag/Pd termination(chip component)during reflow process. The solder wetting is pull to terminal side and exhibits dewetting. Any one ever face the same problem and any solutions for the problem?
Electronics Forum | Tue Apr 24 18:21:30 EDT 2007 | flipit
Hi, The verbiage states lead finish on components and not solder used in assembly. I have found nothing that states that Swatch got an exemption. Although the 650 micron pitch spec seems to have come from the data Swatch presented in their execpti
Electronics Forum | Wed Apr 25 03:31:53 EDT 2007 | GS
http://eur-lex.europa.eu/smartapi/cgi/sga_doc?smartapi!celexplus!prod!DocNumber&lg=en&type_doc=Decision&an_doc=2006ν_doc=691 Lead (Pb) in finishes of fine pitch components,see ANNEX item 23. GS
Electronics Forum | Thu Apr 19 16:22:33 EDT 2007 | Miguel Sangabriel
I am looking for an AOI equipment for a 20cm square boards with 600 components, pasives and QFPs. what is in the market for this type of applications. msangabriel@hotmail.com
Electronics Forum | Wed Apr 25 17:45:25 EDT 2007 | Diesel
the search area will be set by the feeder you use, you can create a new feeder and increase the search area. If you increase the search are of a 44mm feeder, it will stick for all the parts that use that feeder name.
Electronics Forum | Wed Apr 25 20:12:33 EDT 2007 | geb
Ok thanks Diesel, I will give it a try. I'm off work until the end of next week so will let you know how it goes then. Thanks Grant
