Electronics Forum | Mon Oct 26 20:04:23 EST 1998 | Dave F
| Hi, | | My question is how close can you place smd 0603 chip resistors to each other with having an assembly problem? | I know the pick and place machines don't need a lot of clearance, Iam more concerned about the court yard area around the com
Electronics Forum | Thu Nov 09 13:26:08 EST 2000 | omar_verdugo
Somebody can help me with this problem.I already have installed the version of fujicam 1.2 but the machine interface that come with this don't work propertly this have a little problem with the rotation of theta is not the same with the theta assingn
Electronics Forum | Tue Jan 30 07:29:21 EST 2018 | charliedci
I believe the correct statement (I've been told) is "the process is no clean". The solder paste is "low residue". As a CM, in the past we had customers that insisted on a wash after soldering. We used DI water with a saponifier which had mixed result
Electronics Forum | Thu Jul 22 16:36:06 EDT 1999 | Mike Konrad
Scott is right, Alpha' 2110 is a good saponifier (be careful though as it can dull your leads). Saponifiers in general are better if used in an aggressive spray-in-air system. Low agitation immersion systems (heated baths or refurbished vapor degre
Electronics Forum | Thu Jan 14 22:59:08 EST 1999 | Chris G.
I get white residue on my PCBs after vapor degreasing. No comments on the vapor degreaser. Yes, I still use one of these. I use a vapor degreaser and a 1,1,1 replacement solvent due to the quick clean and quick dry times. Anyway, I only get white
Electronics Forum | Mon Jan 18 21:05:15 EST 1999 | Dave F
| I get white residue on my PCBs after vapor degreasing. No comments on the vapor degreaser. Yes, I still use one of these. I use a vapor degreaser and a 1,1,1 replacement solvent due to the quick clean and quick dry times. Anyway, I only get whi
Electronics Forum | Wed Aug 13 15:13:14 EDT 2003 | caldon
You have not seen kicking and screaming as 1,1,1,Trichlorethene phase out actually had a drop in process with cleaning soaponifier options. Lead Free is not a drop in process by any means. Gary I hope the kicking will be with soft shoes my friend.We
Electronics Forum | Wed Jan 20 21:25:32 EST 1999 | Tony A
| I get white residue on my PCBs after vapor degreasing. No comments on the vapor degreaser. Yes, I still use one of these. I use a vapor degreaser and a 1,1,1 replacement solvent due to the quick clean and quick dry times. Anyway, I only get whi
Electronics Forum | Mon Aug 24 08:44:52 EDT 1998 | Justin Medernach
| | | Require a conductive adhesive - either isotropic or anisotrpic - which can be used for 100micron oitch devices. | | | Must be resistant to solvents such as MEK and acetone. | | | Cure below 150C, with possible potential for rework of the conec
Electronics Forum | Tue Oct 30 10:30:24 EDT 2007 | wayne123
how many layer board is it? what kinda temperatures is your oven currently hitting. In our reflow oven I have been using a profile that is the same for the top and bottom at zone 1 111C zone 2 at 164C zone 3 at 161C zone 4 at 208C and zone 5 at 2
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