Electronics Forum: placement ipc 9850 (Page 1 of 17)

Connector placement

Electronics Forum | Fri Sep 22 08:22:17 EDT 2023 | linux

Hello All, This would be a question for someone with experience in PCB design, Intrusive reflow Narrow profile connector(Electrode Rectangular) L=1mm X W=0.9mm. What shape and size hole is required in the PCB to ensure sufficient solderability and re

Radial capacitor placement

Electronics Forum | Sat Jun 19 17:05:25 EDT 2010 | bob2000

Thanks for sharing your work experience. I found a reference material with IPC standard (IPC 610) that specifies an exact heigth that a capacitor needs to be placed, I will check this standard specifications in more depth.

Re: SMT component placement

Electronics Forum | Thu Feb 04 21:17:41 EST 1999 | Chris G.

| What allowances are people using out there for components off-pad, we currently use 50% of lead width without breaking trace/component clearances but we have a customer demanding 25% allowance ? | IPC states: 50% off pad for class 1 and 2 25% off

BGA placement accuracy

Electronics Forum | Wed Aug 22 10:57:59 EDT 2001 | wbu

Hi Steven, BGA�s are known for their ability to self align and from own experiance they do. There�s enough documentation on this one available (...don�t have the links present like Dave but I�m sure he will give you enough to spend some evenings rea

Typical placement speeds - please advise

Electronics Forum | Mon Jul 14 11:59:41 EDT 2014 | rgduval

I've primarily used MyData equipment, personally, and, optically centered devices definitely take longer than mechanically centered parts on a MyData, owing to the construction of the machine. With a fixed upward looking camera, the head has to pick

what's IPC9850 and MNVC?

Electronics Forum | Tue Mar 29 15:19:57 EDT 2011 | davef

IPC-9850. Surface Mount. Placement Equipment. http://www.ipc.org/TOC/IPC-9850.pdf MNVC. Multi-Nozzle Vision Centering [???]

Standard for automated placement & assembly, density etc.

Electronics Forum | Sat Feb 18 09:20:09 EST 2012 | davef

The 3-Tier PCB library concept was originally created by IEC (International Electromechanical Commission) in 1999 and introduced to IPC in 2000. The concept had to be created as a solution for high density packaging for hand held devices to ruggedize

How many Fiducials on PCB for best placement

Electronics Forum | Wed Nov 23 10:34:39 EST 2011 | ahamid

What is the Industry standard for number of fiducials on PCB. Is it just 2,3 or 4 for good placement.Any reference to IPC or any other standards to support your suggestion.

Standard for automated placement & assembly, density etc.

Electronics Forum | Sun Feb 19 15:21:01 EST 2012 | davef

Not sure how 88, 55 and 44 tie to other things, but if you talk IPC, you'll have a point of reference that's portable between suppliers

How many Fiducials on PCB for best placement

Electronics Forum | Fri Nov 25 15:52:40 EST 2011 | davef

"IPC-2221 - Generic Standard On Printed Board Design" talks to fiducials. Anther take on fiducials says they shall meet the following requirements. * Make fiducials 1 - 1.5 mm diameter circle. * Cover fiducials with tin. * Keep solder mask opening at

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placement ipc 9850 searches for Companies, Equipment, Machines, Suppliers & Information

Association Connecting Electronics Industries (IPC)
Association Connecting Electronics Industries (IPC)

IPC is the trade association for the printed wiring board and electronics assembly industries.

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