Electronics Forum | Mon Mar 22 07:40:01 EDT 2010 | emanuel
Are you absolutely sure the problem is with the humidity? We had a problem with 3528 size leds, damaged by the pick and place nozzle because a 0.2mm mistake in the height measurement. Also, we found that several suppliers are using fake desiccant ba
Electronics Forum | Tue Jan 22 18:53:37 EST 2002 | barry
Hi all, or anyone. We recently purchased some smd equip. to do our own inhouse assy. Though we did purchase a training package it was short and sweet. What I was wonderin is their any tips on oven profiling, we were told that 90% of our product would
Electronics Forum | Mon Jul 24 11:35:42 EDT 2006 | Jimk@ics-inc.org
We have experienced a problem with tin leaching or discoloration of lead terminals on random parts on solder side of a paste/paste operation. The profile has been used on previous production runs and there doesn't appear to be any heat damage to othe
Electronics Forum | Tue Oct 27 03:22:43 EDT 2015 | pvogel
I'm looking for some SMD shims or something to solve this problem. We have a coin cell on a PCB and the side that contacts the PCB also has traces under the cell that don't connect to the cell. So I'm after some small dots of something suitable for
Electronics Forum | Thu Apr 19 02:49:07 EDT 2007 | ray
I observed some black dot or some oxidation occured on chip termination on pcba reflowed fews weeks ago as buffer stock. The solder joint and fillet wetting is good and shinning. It is an acceptable or defect condition per IPC standard/requirement? W
Electronics Forum | Wed Jun 10 07:52:49 EDT 1998 | smd
We're running into problems with board damage (broken traces, solder shorts) due to pliers and other bizarre tools being used for depanelization. I need some sort of fixture for this. A delrin plate with a slot cut to the correct depth and width migh
Electronics Forum | Tue Nov 03 17:28:10 EST 1998 | smd
SMTnetters: My UIC conveyors aren't working with my: Omniflow 7 Reflow (Mfg 1/95) Dek 265 GS Philips CSM What can I do? Does anyone have experience with connecting UIC or other conveyors to the above equipment? On the reflow I jumped terminals 1
Electronics Forum | Thu Jun 18 15:04:48 EDT 1998 | smd
| | | We're running into problems with board damage (broken traces, solder shorts) due to pliers and other bizarre tools being used for depanelization. I need some sort of fixture for this. A delrin plate with a slot cut to the correct depth and wid
Electronics Forum | Thu Nov 05 09:10:23 EST 1998 | smd
MA: my internet e-mail isn't working at the moment, but I'd really love to see the conversion you created. My fax is 716-256-0792. Do you have a Dek printer or Omniflow oven? Many thanks to you. | I assume that you're dealing w/ Universal's SMPI co
Electronics Forum | Sat Oct 17 10:24:12 EDT 1998 | smd
| | | | | | | It seems like most people want to X-Ray their BGAs. We're going to start doing a lot more of them and need to consider X-ray, too. | | | | | | | Q: Do most people/companies X-ray everyBGA or do they just do SPC? | | | | | | | Q: Can yo
