3596 standards results

Electronics Forum: standards (Page 1 of 360)

SMEMA standards

Electronics Forum | Thu Sep 19 07:55:41 EDT 2002 | Claude_Couture

Dilbert, You are both right! Just above the schematic in the Smema standard it says: "Conformance to the standard may be achieved by the appropriate design of the equipment or by providing special adaptors which enable the equipment to meet the stand

SMT standards

Electronics Forum | Tue Oct 13 03:53:43 EDT 1998 | Sanjay Bhatikar

Greetings! I am searching for standards in SMT components. Can anyone tell me how a copy of the standards may be obtained? Thank you. Cheers - sanjay

SMT standards

Electronics Forum | Wed Jan 27 14:22:00 EST 1999 | Enrique

Some of you can please tell where do I can find information about standards used for SMT devices? Thanks

SMEMA standards

Electronics Forum | Wed Sep 18 15:58:47 EDT 2002 | JS

You can find the spec on the IPC website in download format. Just type "Smema standards" in your search box and go Regards

BGA standards

Electronics Forum | Fri Jun 09 10:17:57 EDT 2000 | Billy

Hi, Does anyone know where I can find some sort of standard for BGA's? We have done quite a bit of BGA rework and some of the results are less than spectacular when viewed with the X-ray machine. For example, on a lot of the boards the ball seems to

BGA standards

Electronics Forum | Fri Jun 09 10:16:15 EDT 2000 | Billy

Acceptable standards

Electronics Forum | Sat May 28 05:18:59 EDT 2005 | finepitch

I agree with Claude's comment here. As the good old 80/20 rule suggests, 80% of your lost $$ may be coming from 20% of the parts on your list. So, I would spend 80% of my efforts to sort the list by "loss in $$" and try to reduce the loss of such.

Acceptable standards

Electronics Forum | Thu May 26 16:10:08 EDT 2005 | pjc

I have never seen a published "industry standard". What I've experienced with Fuji CP and IP is less than 1%. If feeders are changed over 3-4 times per day that will certainly add to this number. Not to mention sloppy operators. Some machines consume

BGA standards

Electronics Forum | Tue Apr 03 22:07:20 EDT 2001 | spchua

Hi, as what's I understand, there have no any standart of these. In order to prevent these or to improve these, please check the rework temp. profile.

Acceptable standards

Electronics Forum | Thu May 26 14:29:16 EDT 2005 | PeteP

An elusive cause can be Bill of Material Quantity errors vs. actual placements. Check the programs to the Bills and designators on the BOM to Qty. if the postings above do not net results.