Electronics Forum | Thu Oct 11 22:25:50 EDT 2001 | davef
Bruce I�m with yall. Designers and fabricators say �pins�. You say: * BGA pins are 1mm [0.039�] pitch. * BGA pads are 0.4mm [0.0157�] diameter. * BGA pins are 0.6 mm [0.024�] side-to-side. * Board thickness is ~0.4 mm [0.015�] First, as you can
Electronics Forum | Wed May 19 14:58:31 EDT 1999 | Wendy Casker
John, Thanks for the advice. I spoke with some of the connector suppliers apps guys today and they have what is called "European" style tooling which consists of top and bottom tooling. The board sits on rails and the Bottom tooling receives the pi
Electronics Forum | Fri May 21 15:51:49 EDT 1999 | JohnW
Wendy.. I found that little nugget a good one from my connector suppliers..Oh we have a tool to put it in for u..only catch was the one I needed was �37K ! ! after falling off my seat I went for something like what I described blow..cost about �1K.
Electronics Forum | Fri Jun 04 14:00:32 EDT 1999 | Arthur Burdick
Wendy, we at ASG make electric presses for press fit connectors, and have made fixtures for AMP Zpak connectors. give me a call i believe we can help. 561-848-6746 Arthur | Wendy.. | | I found that little nugget a good one from my connector supp
Electronics Forum | Fri May 14 11:17:42 EDT 2004 | Ashok Dhawan
I am having coating adhesion problem with flex circuits. The cover plate material is KAPTON or Poly imide. The conformal coating material used is humiseal 2A64. The boards are cleaned, measuring less than 4 microgram Nacl per sq in. against acceptabl
Electronics Forum | Thu Oct 26 13:56:08 EDT 2000 | ptvianc
Hello: Pre-baking laminates should only be performed:(1) to meet contractual agreements or (2) in response to an actual defect that can be traced to PWB water absortion. Besides the fact that a pre-bake is an enormous process "bottleneck," it also
Electronics Forum | Wed Dec 19 01:17:13 EST 2001 | ianchan
Hi Experts, I need help here, advice appreciated from all... Production is running a Lot of flex-circuit PCB, through the SMT line, with 0402 components. The flex-PCB is taped to FR4 support "pallets" when processing thru' the SMT P&P m/c. We use
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