Electronics Forum | Tue Sep 07 11:04:44 EDT 2010 | mikesewell
Looks like a hand solder process - getting paste down but not smearing it too bad while sliding the connector on is probably not worth the trouble. Teka makes solder bearing connectors which would allow you to install last and simply reflow with the
Electronics Forum | Tue Oct 05 03:49:04 EDT 1999 | Chris May
| Hi everyone, I need some help on the whole process of double sided surface mount. We have been doing surface mount for about 3 months and we're getting ready to take on our first doule sided board. I just need some step by step process regarding so
Electronics Forum | Wed Sep 15 07:43:12 EDT 1999 | Earl Moon
| Hi, | | Can someone pls suggest to me the best reflow temperature setting | for a force air convection oven. The details is as follow. | 1) Heller 1700s | 2) 12 zone---6 top and 6 bot | 3) Solder paste --- Qualitek 691 non clean | 4) board size :
Electronics Forum | Thu Jul 15 18:58:48 EDT 1999 | Earl Moon
| We are currently assemblying several different board type with gold plated lands with varying results. Can any of you that has successful experience in this area give me some pointers. What paste do you use? Do you use the recommended reflow pro
Electronics Forum | Thu Jan 16 05:42:18 EST 2003 | nifhail
I've a query. I have one new Customer whom insisted us to use RMA paste on their product. The problem is, on some of their products they use via hole as the test point in where all the PCB finished are ENTEK and as usual I have to print solder paste
Electronics Forum | Tue Jun 28 07:27:32 EDT 2005 | Matt Kehoe
We are experiencing a situation that we would really appreciate some expert opinions on. Our process prints solder paste then reflows it without components. Normally the paste wicks into a very shiny rounded meniscus. Even over gold, the round pads a
Electronics Forum | Sat Sep 27 10:40:24 EDT 2008 | hussman
Hello all, Just had a problem where the solder paste does not want to stick to the pad, thru the stencil. We have run this board for years with no problem, and this new lot of boards is giving us problems. I know it's a board problem because they
Electronics Forum | Tue Oct 25 11:48:03 EDT 2016 | dontfeedphils
Hi, we're currently running a design with a fairly simple BGA. The problem we're running into is poor solderability (cold looking joints, high voiding in the BGA). All of this on a know good oven, with a known good thermal profile. I'm guessing it
Electronics Forum | Mon May 29 02:15:06 EDT 2000 | Dreamsniper
Hi Buddy, We've tried shifting to this process before and from our point of view here are some of the advantage and disadvantages that we discovered. Advantage 1) Cheap Equipment cost as you just need to use your Solder Paste Printer rather than buy
Electronics Forum | Tue Apr 20 14:25:05 EDT 1999 | Stephen Smith
I am wondering if anyone has any info regarding solder paste misprint clean-up procedures for Entek Plus CU-106A PCB's utilizing a water-clean solder paste. In a implementation procedure they recommend a 2-3 minute wash cycle with the following crit
