Electronics Forum | Mon Dec 16 19:05:57 EST 2002 | davidduke
Steve , I agree with all the responses you have received. Randy Villeneuve is absolutly correct in all of his assesments and I would consider him an expert with the process , Gris is correct about adding a "heat sink" to the process complicating pr
Electronics Forum | Mon Feb 26 14:15:21 EST 2001 | marting
Steve, Currently we are using selective pallets and the best piece of advice is to find a supplier that will be able to handle the requirements of the selective wave process, for example proximity of chips to PIH devices, and pallet thickness etc. We
Electronics Forum | Sat Mar 24 12:30:20 EDT 2007 | John B.
We're currently running a manncorp ECM-93, which has served us alright, but we've pretty much outgrown it. We manufacture power electronics, a lot of double sided designs with odd form parts. We have about 30 different designs we manufacture, and we
Electronics Forum | Mon Feb 26 14:39:34 EST 2001 | John
We are developing a new product that will have hand placed through hole parts and double sided smt. This assembly will eventually be soldered to a plastic cover that has 15 insert molded terminals. The cover extends below the surface of the board,
Electronics Forum | Mon Nov 29 11:37:51 EST 1999 | cpitarys
Hello Jason, I will look for the best price and service support to start. Also request an in house trial at the vendor. Jason, are you looking to remove a no clean paste or water soluble paste? Single Chamber Equipment: Most stencil cleaners opera
Electronics Forum | Tue Apr 06 09:50:58 EDT 1999 | Justin Medernach
| Does anybody put QFP's on the backsides of boards? Can they be reflowed without falling off? Do you use adhesive? | I use a double sided reflow process all day, everyday. I've hung QFP240s with embedded heat sinks and they don't fall off. Yei
Electronics Forum | Mon Mar 22 18:03:15 EST 1999 | Marc
| | | | | Hi folks, | | | | | | | | | | I am looking for inputs on a long-standing problem encountered in our shop: Bottom-side parts (passives) falling off in the Wave...where the only remnants of the part is a flattened glue dot of proper diamet
Electronics Forum | Thu Jun 08 09:26:26 EDT 2023 | frankchan
placement> (curing)> reflow soldering> cleaning> inspection> rework SMT production process Surface mount process a. Single-sided assembly: (All surface-mount components are on one side of the PCB) Incoming inspection-solder paste stirring-screen prin
Electronics Forum | Wed Jan 09 20:40:58 EST 2002 | ianchan
Since we are on the topic, What we do over here, is to get SMT Technical to machine pick&place "sample component layouts" onto double-sided tape, which in turn is placed onto an actual PCB... QA will take that double-sided tape sample, and using an
Electronics Forum | Thu Aug 19 05:12:41 EDT 2004 | bernardmulcahy
Hi Russ, Thanks for the reply -- It is not a double sided board so I guess I will be doing pretty much the same process as you described. I was wondering about was the tool you mentioned -- Is this just a fixture you got made locally or some specific
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