Electronics Forum | Mon Jul 07 23:27:41 EDT 2003 | MA/NY DDave
Hi Sam, I am going to guess that a problem is being caused by processing to effect the inside of the LED package. Send some failed LEDs back to the manufacturer to do a failure analysis. Also ask the manufacturer for info on their SMT processing q
Electronics Forum | Tue Dec 14 02:19:03 EST 2010 | sachu_70
With lower Humidity levels, we expose to greater risk towards ESD related failures seen on components. Pl. ensure to have your entire work area fully guarded against ESD and maintain proper material handling instructions across the entire flowline un
Electronics Forum | Wed May 09 11:40:28 EDT 2012 | gnus
Teaching trays (considering you already have the package in your library) takes about 2 mins. Really comes in handy for small batches when ICs/BGAs are supplied in small strips.
Electronics Forum | Wed Nov 29 20:57:10 EST 2017 | davef
Jez, you're digging away in the grass on this one. Long time ago. Look at: FED-STD-101, Method 3005 for reducible sulfur. The standard is maintained by some packing material group. Interestingly, it's not uncommon to see it referenced in other elec
Electronics Forum | Wed Jun 10 04:00:46 EDT 2020 | ameenullakhan
Hi Phil, we used RSS profile initially , because of tombstone issue at 0201 package. We are planning to reduce soak a now to have flux till the end of reflow to avoid HIP now. and to support that . we are increasing over aperture opening also. Re
Electronics Forum | Mon Mar 26 22:42:20 EDT 2007 | sleech
The issue is of drying moisture-sensitive surface-mounted packages is likely to become even more of a baking-headache in light of the upcoming "D" revision to IPC/JEDEC 020. We have taken a simular approach that a major cellular phone firm took in
Electronics Forum | Wed May 09 09:54:01 EDT 2012 | swag
We build all our stuff in "kits" as you describe. We don't have much trouble running short on parts at the end although most of our equip. is new which helps a lot. We also have feeders that can run in reverse on set-up stations and we reload parts
Electronics Forum | Wed Apr 18 01:07:25 EDT 2001 | MW
I some something like this. My package was not flat the belly of the body rested on the PCB. We found that every 4-5 part would wander to the side. What was puzzling is that the blowers would have blown it the opposite side. ultumately we proved
Electronics Forum | Thu Aug 22 09:09:42 EDT 2002 | 11878525
Hello Dimitry, EWI has been in the contract manufacturing business for 19 years. We're loacated in the metro Orlando (Florida) area. Currently running 3 fully automated SMT lines with PTH support lines. Would be interested in discussing your requirem
Electronics Forum | Thu Feb 24 21:44:27 EST 2000 | Dave F
Horace: Area you in the rainy or the dry portion of the South? ;-) Now, excuse me from mincing words with you ;-) �, but buying a manufacturing software package is a serious (expensive) endeavor that will leave no part of your company unscathed. I�d
