Electronics Forum | Thu Aug 25 23:10:55 EDT 2016 | kib45128
MT professional foundries: SMT, DIP, assembly, testing, packaging and "professional OEM services SMT processing, SMT placement, SMT proofing, SMT pilot, DIP semi-finished products, OEM / Sample proofing, the whole process of professional Sample trial
Electronics Forum | Mon Jul 26 10:25:12 EDT 1999 | Boca
| | We are having a process related problem with pullup resistors on a controller card which has a I960 micro-processor. | | The controller monitors signal inputs and it's own resources then blinks a LED to indicate its working. The problem is that a
Electronics Forum | Mon Jul 26 14:14:51 EDT 1999 | Steve Gregory
| | | We are having a process related problem with pullup resistors on a controller card which has a I960 micro-processor. | | | The controller monitors signal inputs and it's own resources then blinks a LED to indicate its working. The problem is th
Electronics Forum | Fri Apr 15 08:42:23 EDT 2022 | sn
Thank you for sharing the helpful information. Let's say the PCB is a double-side assemble process and this PCB has completed the first reflowing SMT assembly process, is there any concern if the board is kept on the production floor with temperatur
Electronics Forum | Fri May 27 14:00:57 EDT 2022 | SMTA-64387182
I am looking for some sample assembly notes for a 2-sided PCBA IPC Class 2. Notes to put on my assembly drawing. Not the PCB fab drawing. Thanks, Joe
Electronics Forum | Thu Jun 26 10:02:06 EDT 2008 | rdnggbsss1
I am a PCB Designer and I have to put a note on the assembly drawing to tell the assembler how to clean the board. This is new to me. Here is a sample note. Can someone give me some feedback on it? "Use water washable, no clean solder paste for t
Electronics Forum | Fri Oct 23 20:05:16 EDT 1998 | subhash P.
Hi, Am looking out for companies which would perform the "highly accelerated stress testing" for my PCB test assembly samples. does anybody have any info regarding this. thanks, subhash
Electronics Forum | Tue Apr 13 14:49:15 EDT 2010 | davef
90%) from the sample, and the bake time and temperature specified herein are minimums. To improve test accuracy, or to prevent heat damage, other bake parameters may be AABUS. 2 Applicable Documents IPC-QL-653 Certification of Facilities that Inspect
Electronics Forum | Fri May 27 14:22:47 EDT 2022 | proceng1
I am not exactly clear on what you are looking for. From my customers, assembly drawing notes are assembly specific. If there is hardware, they might include the stack-up. If we are conformal coating, they usually indicate keep-out areas. If an LED
Electronics Forum | Wed Oct 27 02:13:21 EDT 2004 | Joseph
Dear all, The problematic IC being X-rays and shown excellent wetting with no solder voids. Meanwhile the samples to be sent for independent party to verify the failure, e.g. using SAM method. The condition of failure is the PCB assembly fail functi
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