Electronics Forum | Mon Apr 02 09:24:16 EDT 2007 | ed_faranda
I do this ALL the time, and it is pretty much transparent to the process. We have done shake, burn in, and functional tests with our products and we didn't have any issues what so ever. We have had a RoHS complient process for well over 18 months n
Electronics Forum | Tue Apr 03 05:46:35 EDT 2007 | chrissieneale
OK - going to set up some measurements so we can see how big this problem is. I've got the following so far... Number of boards pasted per employee per shift Number of hand placed parts per employee per shift Number of people per shift Time pasting
Electronics Forum | Wed Apr 04 19:10:20 EDT 2007 | rgduval
Pete, Top-side temp might be an issue. What's the easiest way to check it? I seem to recall some thermal decals that we used to use a couple of jobs ago. I spoke with the flex manufacturer, and they recommended 4 hours at 250 degrees pre-process
Electronics Forum | Mon Apr 09 16:48:27 EDT 2007 | ratsalad
How wide are your pads? What paste are you using? What is your board finish? Could you please post a link to the datasheet for the component? We place a lot of MLFs, both in a Pb and Pb-free process. Our standard stencil design for MLF compon
Electronics Forum | Thu Apr 19 16:54:32 EDT 2007 | flipit
I don't suggest using Pd/Ag or Ag/Pd terminated components unless you are forced to use them. You often see a line of demarcation that suggests a poorly wetted solder joint. I have had bad experiences with Pd/Ag terminated capacitors. Even when so
Electronics Forum | Wed Apr 25 10:45:25 EDT 2007 | slthomas
I read the request months ago with great interest. However, a request is hardly an exemption. Here's my issue with the language: "23. Lead in finishes of fine pitch components other than connectors with a pitch of 0.65 mm or less with NiFe lead fra
Electronics Forum | Mon Apr 30 03:18:58 EDT 2007 | basem
Thanks Grant. I found several machines that has absolutely now American ICs or software. Phillips makes many ICs and its HQ is in The Netherlands, STMicroelectronics HQ is in Switzerland, Samsung HQ in Korea, Infenion HQ in Germany, Hitatchi HQ Japa
Electronics Forum | Fri May 04 19:23:28 EDT 2007 | darby
System > Machine Config > Mechanical OP > Head 3 Spec = Vision. Data In > System > Machine Config > Mechanical OP > M Centering 1 = Yes If your Centering unit is a two stage unit then also set M Centering 2 = Yes You should then be able to roughly
Electronics Forum | Mon May 21 18:24:42 EDT 2007 | kz9yyc
Hello, I am looking for any information regarding Assembleon's FCM Base II coordinate system. While some of my problems are due to inexperience and ignorance, I have read every manual, technical bulletin, and online message available to me, and I s
Electronics Forum | Thu Jun 14 03:45:05 EDT 2007 | erhard
Hello Sami, if your placer is faster than your printer you must have very few components on the board, how many are there? What is the tact time of your mounter for this board, what is the tact time of your printer? How large is the board, can you s
