Electronics Forum: gold finger insertions (Page 1 of 30)

Solder on gold finger

Electronics Forum | Tue Jul 18 22:11:13 EDT 2006 | davef

Aping Russ' reply: * ~70% of the time solder on gold fingers is caused by poor printing and handling processes. * ~25% of the time solder on gold fingers is caused by poor thermal recipe when soldering. * ~5% of the time solder on gold fingers is cau

Solder on gold finger

Electronics Forum | Tue Jul 18 10:08:19 EDT 2006 | pms

kapton tape the gold fingers before reflow.........

Solder on gold finger

Electronics Forum | Tue Jul 18 03:04:46 EDT 2006 | sharifudin

We are trying to reduce the number of unit fail at QA Visual Inspection due to Solder On Gold Finger. We know so far that the solder is spattering onto the Gold Finger during reflow. I need some advise on what kind of process can improve to reduce th

Solder at gold finger

Electronics Forum | Mon Feb 05 20:33:14 EST 2001 | davef

Could you be trying to find: Stevens Products 128 N. Park St E Orange, NJ 07019 973.672.2140 Ross Stevens? Dynamic Technologies (titanium cover w/ silicone jacket, pricey) Stevens makes a U-shaped strip of fiber-material that slips over gold fing

solder on gold finger

Electronics Forum | Tue Apr 17 21:30:27 EDT 2001 | davef

The issue is on the table. Which is it? Are you ... * Loosing your gold plate when you remove the tape? [A tape test is a standard test for evaluating gold fingers. Check IPC-TM-650, test number wachacallit. Checkitaut.] OR * Putting tape o

Solder on gold finger

Electronics Forum | Thu Jul 20 02:42:34 EDT 2006 | Francis

Short term, taped the gold finger. long term, study the air flow of the reflow section of the oven. It is always being overlook at this part and lookout for the printer. The air flow must be laminar and properly flowed back.

solder on gold finger

Electronics Forum | Fri Apr 13 22:38:19 EDT 2001 | edylc

Hi , Could you be seeing the nickel under the gold plating because you are removing some of the Gold with the Kapton Tape....?? You mean , the adhesive properties of the kapton tape will cause the gold plating on the gold finger to be somehow peel of

solder on gold finger

Electronics Forum | Fri Apr 13 13:45:25 EDT 2001 | gsmguru

Just a guess-- Could you be seeing the nickel under the gold plating because you are removing some of the Gold with the Kapton Tape ? This should be easy to verify. Otherwise it sounds like things are pretty much covered.

solder on gold finger

Electronics Forum | Fri Apr 13 12:37:35 EDT 2001 | edylc

>>> gold finger was covered by a Kapton tape and it was done offline away from the Screen printer or rather from the SMT lines itself, we are using an ENIG Pcb's , the process doesnt need a wave soldering ....however at the final end of the line ,

Solder on gold finger

Electronics Forum | Sun Jul 26 20:56:43 EDT 1998 | Masdi Muhammad

We are trying to reduce the number of units fail at system test due to flux on gold finger. We know so far that the flux is deposited onto the goldfinger during touch-up or rework and to reduce the contamination we are planning to implement 'tapin

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