Electronics Forum | Fri Jan 10 08:52:31 EST 2003 | nifhail
We are typical SMT subcontracting house. Recently I received RFQ for brds with DCA or Flip Chip technology. In our factory we only have typical SMT machines i,e Printer-HSP chipshooter-GSM IC placer-reflow oven. What are additional machines and pro
Electronics Forum | Thu Jan 16 04:02:18 EST 2003 | johnw
The IPC 610 actally conflict's with 7095 which give's a better indication of what's acceptable. I believe that IPC are reviewing both. Motorola did a bunch of work before basically showing that void's aren't that bad up to a certain size, I think pro
Electronics Forum | Fri Jan 24 21:45:14 EST 2003 | jonfox
We have had to return 6-8 lots out of the last 20 to the board house we (used to) use. From V-score cutting through pads to missing pads (and they say they electrically test our boards?!). I mean, come on, you can look at a PCB and see if there is
Electronics Forum | Mon Jan 20 13:51:12 EST 2003 | slthomas
I seem to recall seeing some references to controlling the time above 205�C as a critical parameter, although I can't find it in the archives anywhere other than one reference to a maximum of 45 seconds. What's ideal (typically....I realize differen
Electronics Forum | Mon Feb 10 21:30:48 EST 2003 | MA/NY DDave
Hi You are probably right. The only thing I will tell you is that one time as thee DFM engineer working between many electronic designers, component manufacturers and CEMs (contract electronic manufacturers) the component manufacturer would not bud
Electronics Forum | Mon Feb 10 20:05:28 EST 2003 | joeherz
Hello, We are looking at new/used buildings and are faced with decisions regarding what type of flooring to have installed. I know a little about epoxy, vinyl tiles, rubber, paint and plain old ESD wax on concrete but don't want to re-invent the wh
Electronics Forum | Thu Feb 20 10:56:49 EST 2003 | larryk
Interesting topic, I got a side bar question. The epoxy companies suggest a lower consistant temp (something like 1 minute at 160 degrees) for curing. But we epoxy and paste our boards that get waved. (I know, why are ya pasting a board that goes t
Electronics Forum | Tue Feb 25 10:32:09 EST 2003 | davef
I don't know the precise scheme, but it goes something like this ... WHAT TO DO * Use the general work instruction that applies to all boards. It goes into dimension and hole checking processes. It talks to visual instection of solder mask, solder
Electronics Forum | Mon Feb 24 17:56:55 EST 2003 | MA/NY DDave
Hi Let me just give a little and someone else might chip in with fast and ready details. I don't know what your product or service is, so I am not sure how direct to the FDA you need to be for your shop. If you work for someone they should handle t
Electronics Forum | Tue Feb 25 14:11:42 EST 2003 | MA/NY DDave
Hi, Good Notes from others. A few web sites of the piles available. http://www.imdmc.org Indiana Medical Device Mfgs Council http://www.mmda.org Michigan's http://www.raps.org Regulatory Affairs Professional Society The last time I was involve
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