Electronics Forum | Thu May 18 16:03:08 EDT 2006 | adlsmt
Obviously you know the cost involved and what value the relationship is. I dont think there is an industry norm but here is pretty much our take on it: If its turnkey and testing is included, we fix it or eat it. If the customer cant or wont provide
Electronics Forum | Tue May 23 09:58:35 EDT 2006 | flipit
I would take a BGA over a fine pitch QFP any day of the week. Unless it is a BGA with a high ball count, place them by the body if you don't have upward looking vision. Make sure your reflow process is good and the parts are placed in the correct o
Electronics Forum | Wed May 24 08:02:09 EDT 2006 | geb
Hi, Can anyone recommend a leadfree recipe for a BTU VIP98 i.e. which temperatures for which zones & belt speed? I appreciate that there will be a difference from one oven to another, along with different board sizes, but would like a good starting
Electronics Forum | Sun May 28 19:02:11 EDT 2006 | grantp
Hi, One thing, getting back to the original topic, is you might want to panelize these boards as much as possible, as you don't have too many components, but you have some good volume. So the machine changeover time is going to be an issue. Althoug
Electronics Forum | Fri Jun 02 07:16:55 EDT 2006 | philips
hi Efren, 25k/month means this will come 1000 units per day(25days) so 500 for 1 shift, so by using following method u can easily produce ur target. MPM AP25 - XP-142 - XP142 - XP243 - VITRONICS reflow, this is the best method, by using optimastic pr
Electronics Forum | Fri Jun 02 21:32:33 EDT 2006 | mika
Hi Efren, We are always happy to do our best to help each other out in this forum. I can't say that i have contributed with anything valuable about Your original qeustion; except that I had some serious thoughts about some really idiot posting from "
Electronics Forum | Wed May 31 22:17:24 EDT 2006 | EC
Hi Jack, I do not know what type of machine you are using and how old is your machine. But I have this problem before using Fuji machine. There are few things cause part throw.....placment speed, feeder, pick up tolerance, part dimension tolerance,
Electronics Forum | Mon Jun 19 17:00:39 EDT 2006 | a_laser
The most common rates of in-process cleaning (under wipe) I have encountered are once per 5 to 10 prints. But this depends a on a lot of variables. More often is typically better, but more costly in under-wipe materials. (For some more info see http:
Electronics Forum | Tue Jun 06 12:42:24 EDT 2006 | samir
Wave flux, although I've seen it used successfully in my past life, is not such a good idea to use as a rework/touchup flux. Wave flux needs to be heated to certain activation temps which won't be repeatedly achieved with a manual soldering process.
Electronics Forum | Thu Jun 08 16:03:52 EDT 2006 | jbrower
On Saturday the 3rd, I offloaded nearly 1200 pounds of solder from my Electrovert, did the tin purge and loaded nearly 1200 pounds of sn100c back into my solder pot. It was a hell of a job, but we got it done in 8 hours. We've been running with this