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Agilent SJ50 .dat file

Electronics Forum | Sat Dec 12 04:21:13 EST 2009 | nkohler

Hello, We use SJ50 serie AOIs. I made a program which watches the .dat file and if an algorithm changes then my program makes a log file from the parameters of the modification. I know some numbers are which parameters, but I don't know all. I write

Wave solder bridging

Electronics Forum | Wed Jun 25 11:30:04 EDT 2008 | samir

or... like this? 0 0 0 0 0 0 0 0 0 0 0 0 FLOW DIRECTION --->

Screen cleaner evaluation

Electronics Forum | Mon Feb 04 12:28:28 EST 2008 | jseagle

1.0mm (0.039") 1.75X >0.5 to 1.0mm (0.02 to 0.039") 4X 0.25 to 0.5mm (0.00984 to 0.02") 10X

0402 stencil design

Electronics Forum | Tue Feb 04 22:28:16 EST 2003 | davef

You could reduce the paste by about 70%. Solder balling and tombstoning will be the issues to fight. The drivers to these don't change with the component size. Use the fine SMTnet Archives for background. Aperture Size and Thickness of Solder Pas

Re: 8 mil placement, part Deaux!! / My Mistake - Sorry

Electronics Forum | Mon Sep 14 09:25:49 EDT 1998 | Dave F

0.050" -> 50 mil -> 50 pitch 0.80 mm -> 0.032" -> 32 mil -> 32 pitch 0.64 mm -> 0.025" -> 25 mil -> 25 pitch 0.50 mm -> 0.020" -> 20 mil -> 20 pitch 0.40 mm -> 0.016" -> 16 mil -> 16 pitch 0.20 mm -> 0.012" -> 12 mil -> 12 pitch Dave F Y

IPC Spec for PTH Hole Size Tolerance

Electronics Forum | Wed Apr 10 22:23:48 EDT 2002 | davef

IPC-6012A, 3.4.1 has words to the effect of: Hole size tolerance and hole pattern accuracy shall be as specified in the procurement documentation. Our fab says: Standard Drill Sizes Drill Number Hole Size Finished Hole Size 70 0.028" 0.02

IPC Spec for PTH Hole Size Tolerance

Electronics Forum | Wed Apr 10 22:24:30 EDT 2002 | davef

IPC-6012A, 3.4.1 has words to the effect of: Hole size tolerance and hole pattern accuracy shall be as specified in the procurement documentation. Our fab says: Standard Drill Sizes Drill Number Hole Size Finished Hole Size 70 0.028" 0.02

Re: 8 mil placement, part Deaux!!

Electronics Forum | Fri Sep 11 16:52:00 EDT 1998 | Dave F

0.050" -> 50 mil -> 50 pitch 0.80 mm -> 0.032" -> 32 mil -> 32 pitch 0.64 mm -> 0.025" -> 25 mil -> 25 pitch 0.50 mm -> 0.020" -> 20 mil -> 20 pitch 0.40 mm -> 0.016" -> 16 mil -> 16 pitch 0.20 mm -> 0.012" -> 12 mil -> 12 pitch Dave F

Re: Aperture sizes for printing SMD adhesive

Electronics Forum | Mon Feb 22 12:04:15 EST 1999 | Dave F

Please could you suggest a recommended aperture sizes for printing of smd adhesives. Any recommendations on stencil thickness as well as stencil finish will be appreciated. Mark: About the only rule of printing adhesives is: Keep it off the

MLF / QFN Lead Free Shorting

Electronics Forum | Mon Apr 09 14:53:19 EDT 2007 | flipit

Hi, We were running with few defects with lead solder paste. The lead solder paste with stencil 0.010" X 0.020" and 0.004" thick stencil produced near defect free PCB assys. 0.010" X 0.020" (0.004" thick) lead = defect free 0.010" X 0.020" (0.005"

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