Electronics Forum: osp on gold fingers (Page 1 of 9)

solder on gold fingers

Electronics Forum | Fri Jan 22 09:20:29 EST 2010 | jrr3434

Is there anyway to get solder off gold fingers besides replating them?

solder on gold fingers

Electronics Forum | Fri Jan 22 16:16:17 EST 2010 | stepheniii

My old boss bought some stuff to clean the lead off of gold fingers. At least that is what he thought it did. What it really did was remove the gold fingers. And quite well I might add. The short answer to your question is no. And if you replate mak

Solder on gold fingers

Electronics Forum | Thu Oct 28 17:46:44 EDT 1999 | Gary Kemp

My company manufactures memory modules and I'm finding solder specs on the gold fingers following the reflow process. We are using a no-clean solder paste. The spec sheet warns against crossing the 140 degree C mark during the soak stage, preventin

solder on gold fingers

Electronics Forum | Fri Jan 22 14:18:21 EST 2010 | davef

Search the fine SMTnet Archives to find threads like: * http://www.smtnet.com/Forums/Index.cfm?CFApp=1&Message_ID=5127 * http://www.smtnet.com/forums/Index.cfm?CFApp=1&Message_ID=9250

Wire bonding on gold fingers

Electronics Forum | Wed Jun 25 06:43:06 EDT 2003 | cyber_wolf

We are currently producing a board for a customer that has about 400 gold fingers that get wire bonded after the assy. leaves our facility. We have tried many different approaches to ensure that we are not getting solder on the gold fingers. Nothing

Wire bonding on gold fingers

Electronics Forum | Wed Jun 25 08:58:02 EDT 2003 | cyber_wolf

I need something that is very thin so I can screen print while the fingers are protected. We have tried cleaning the fingers prior to shipment, but our customer tells us that even alcohol leaves enough residue to cause problems.

Wire bonding on gold fingers

Electronics Forum | Thu Jul 03 11:36:57 EDT 2003 | Ron

Have you considered a temporary water washable solder mask. Elvaway solder mask tapes have been protecting Gold Fingers during soldering and simply wash away in a water wash process and leaves no residue.

Micro balls on gold fingers

Electronics Forum | Mon May 18 17:59:06 EDT 1998 | Richard Jackson

I've tried every thing I can think of. Do you have any Ideas? What I have is micro balls on the gold fingers of panelize boards. These balls only appear on the gold finger. Or at least I can only find them on the gold fingers. What I have tried so

Wire bonding on gold fingers

Electronics Forum | Wed Jul 02 19:20:43 EDT 2003 | teamcanada

Have you looked into Kapton tape as a protectant?

Wire bonding on gold fingers

Electronics Forum | Wed Jul 02 03:24:35 EDT 2003 | ramanandkini

did you check with lackwere peters? My frined told me that they have some coatings for this application.

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