Electronics Forum | Mon Feb 01 10:06:51 EST 1999 | Chris Fontaine
All of our moisture sensitive components are shipped to us in vacuum sealed, desiccated bags with a moisture indicator. When the parts are removed from the bag (this is done at either SMT setup, or in the stockroom) the indicator is checked. If it
Electronics Forum | Fri May 01 08:15:36 EDT 2009 | davef
Scavenging Methods [Improve Solder Scavenging of Large Area-array Sites, SMT, Laurence Harvilchuck, process research engineer, Unovis Solutions, harvilch@unovis-solutions.com] Two common methods exist for scavenging residual solder on the site for s
Electronics Forum | Thu Apr 07 08:02:44 EDT 2005 | Grant
Hi, I used to run a clean room, and it's right, most of the dust is created internally. You will need to add some HEPA filtering to the area, and an air handling unit that can control temp and humidity as well to get correct environmental control.
Electronics Forum | Thu May 28 07:25:58 EDT 1998 | Earl Moon
| Hey yooze guys! | Enough of the jokes between you and Earl (GRIN), let's get back to the topic...well, okay... you can tell a few more...(but good ones, 'kay?) | Anyhoo...I'm not sure if ya'll are on the IPC Technet list or not, I've not seen any p
Electronics Forum | Thu May 28 05:43:33 EDT 1998 | Earl Moon
| Hey yooze guys! | Enough of the jokes between you and Earl (GRIN), let's get back to the topic...well, okay... you can tell a few more...(but good ones, 'kay?) | Anyhoo...I'm not sure if ya'll are on the IPC Technet list or not, I've not seen any p
Electronics Forum | Thu Feb 24 06:11:18 EST 2005 | siverts
Nozzle used? Nozzle tip damaged/worn-out (that's where the nozzle life comes in)? Component package? Heavy component? Feeder? Do You see that component type, used by that nozzle inside the machine, or components at the wrong spot on the pcb? If so, t
Electronics Forum | Mon Jan 15 15:33:41 EST 2001 | davef
First, we have never repackage devices, as you propose. Our schedule has us standing at Receiving like panting dogs waiting for the material required to jump the job, much less giving up the time and money to have parts repackaged. Second, fabricat
Electronics Forum | Fri Jan 05 13:40:04 EST 2001 | Steve Thomas
Is my employer living in a vacuum? Are we the only ones doing this? I can't find anything in the archives on this topic, so forgive me if it's been hashed over before. Our major chip supplier is giving us less than a year to convert our products o
Electronics Forum | Mon Feb 22 13:15:43 EST 1999 | Dave F
| Does anybody have any reliable alternatives to device bake out for plastic bodied components. We do not use a whole package at time and therefore have to oven bake the balance before we can use them. | I have come accross dry nitrogen storage cham
Electronics Forum | Fri Aug 16 18:23:48 EDT 2002 | kenbliss
Hi Dave Interesting points. If I understand you correctly 1. about 2% of part numbers have a moisture problem 2. Packaging frequently comes in with expired dates on them. This seems hard to believe you would accept them. 3. To really solve the
