Electronics Forum: 6-1 (Page 1 of 5)

Aspect Ratio Calculation

Electronics Forum | Sun May 28 08:24:50 EDT 2006 | Sjm

I read about 10:1 , 6:1 aspect ratio but I don't understand how it works. Can someone explain how you figure out the aspect ratio on a design with a board thickness of .093 and via hole size of .010 I don't know how to get the 6:1 number Is it the b

QFN Side fillet

Electronics Forum | Thu Aug 01 05:25:26 EDT 2019 | ameenullakhan

Hi , hope below information may help you. The presence of small voids in thermal pad region is not likely to result in degradation of thermal and electrical performance The combing of smaller multiple voids up to 50% of the thermal pad area, does

what's your recommended size(diameter) for via in pad

Electronics Forum | Tue Aug 03 08:38:42 EDT 2004 | davef

Conductive epoxy is usually specified as less than 6:1 aspect ratio fill capable, while non-conductives are 10 to 14:1 (depends on which brand and who you ask).

ImSn thickness

Electronics Forum | Fri Feb 16 08:28:50 EST 2007 | pavel_murtishev

Good afternoon, Typical plating thickness for immersion tin is 0.6-1.0um. I do not know what the maximal thickness is. But plating is self-limiting process and I believe maximal thickness should be about 2-3um. BR, Pavel

Solder Ball Criteria

Electronics Forum | Mon Mar 23 17:14:55 EDT 2009 | blnorman

That's one of the old IPC-A-610 revs. The latest, Rev D removed the size allowables and put in a general criteria statement(section 5.2.6.1).

Gemline PPS

Electronics Forum | Mon Jul 13 13:42:38 EDT 2009 | christian01976

Hello! I am really sorry but then I can´t help you. The first Version of Gemline PPS I worked with was 6.1. The last one was 8.0 and now I work with AMS 2.0 Greetings

FUJI FLEXA

Electronics Forum | Sun Feb 17 23:33:08 EST 2013 | mdang

Hi All, Is anyone out there has a CD of the FLEXA 4.6.1? Please let me know. Thanks, -Michael

mpm momentum backups

Electronics Forum | Tue Oct 23 09:21:44 EDT 2018 | bobpan

What files should we backup in case of a hard drive failure on the momentum printer? Software is 3.6.1. Thanks

room for SMT

Electronics Forum | Sat Feb 28 08:15:50 EST 2004 | davef

J-STD-001 has what you need. 3.6 Facilities ......................... 4 3.6.1 Environmental Controls ........... 4 3.6.2 Temperature and Humidity ......... 4 3.6.3 Lighting ......................... 4 3.6.4 Field Assembly Operations ........ 4 3.6.5

Question on Grounding Resistor

Electronics Forum | Tue May 23 16:56:10 EDT 2000 | Ashok Dhawan

For grounding Table Mats/ Floor Mats and workstations, does grounding resistor need special characterstics e.g Wattage, material of construction, etc. We intend to use 1M Ohms resistor. EIA-625 does refer to EOS/ESD-S6.1 standard ( paragraph 7) fo

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