Electronics Forum: nickel seperation (Page 1 of 1)

Gold Immersion - Soft Joints

Electronics Forum | Mon Oct 25 14:48:29 EDT 1999 | William

All, I am having a problem with joints being soft after SMT. Especially 25 mil and smaller parts. It seems as though you can slide the leads right off of the solder. It takes only about 30-40 oz. of compression at 45 deg. to move leads off of join

Re: 0603 Components

Electronics Forum | Mon Sep 11 04:10:46 EDT 2000 | Jim Arnold

I spent 25 years operating my own hybrid shop working with surface mount components, soldering materials and procedures. Dealing all the while with it's associated surprises and problems such as yours. Now-a-days I get paid to investigate and attemp

Re: problem in micro-BGA assembly

Electronics Forum | Thu Jun 24 23:52:36 EDT 1999 | Dean

Dear guys, I have some problem on assembling micro-BGA with solder paste (63/37). The micro-BGA we assmeble is 0.75mm pitch and with 45 pin (solder bump is 96.5/3.5Ag). The stencil is a laser-cut stencil with 5 mil thickness. We

Re: problem in micro-BGA assembly

Electronics Forum | Mon Jun 28 11:51:36 EDT 1999 | Brian Wycoff

Dear guys, I have some problem on assembling micro-BGA with solder paste (63/37). The micro-BGA we assmeble is 0.75mm pitch and with 45 pin (solder bump is 96.5/3.5Ag). The stencil is a laser-cut stencil with 5 mil thicknes

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