Electronics Forum: ipc standard pcb straightness (Page 1 of 23)

SMD flatness standard

Electronics Forum | Mon Nov 20 19:49:03 EST 2006 | davef

Sorry for stating this incorrectly. It should been: Bow & twist for bare boards and panels: IPC-A-610 Acceptability of Electronic Assemblies, 10.6: 1.5% for PTH only and 0.75% for SMT, acording to test method TM-650, method 2.4.22 IPC-6012, par. 3.

QFN standoff, industry standard

Electronics Forum | Tue Mar 26 10:30:28 EDT 2019 | pavel_murtishev

Hello, Could you please tell me if there is any industry standard specifying QFN to PCB standoff after soldering? Is any gap allowed? Browsing IPC-A-610, I have found nothing. Any input would be appreciated. Regards

defects in pcb manufacturing

Electronics Forum | Tue Oct 27 13:56:36 EDT 2009 | julie331975

I work for a CEM. We are having some quality issues with some pcb's that came from China. (I know, big surprise) Can anyone with pcb manufacturing experience look at some pictures I have and give me an opinion as to what could go wrong in the pcb man

Hi anyone have recommended pcb manufacturer?

Electronics Forum | Thu Nov 02 07:30:13 EDT 2017 | jamesbarnhart

Hey Shonen... I don't think so there is any comparison of any company with BEST Inc. BEST Inc., which is short for Business Electronic Soldering Technologies, is a professional solder training company that certifies both instructors as well as techni

localization of the temperature sensors on the pcb

Electronics Forum | Wed Jan 28 08:56:40 EST 2009 | blnorman

Don't know the specifics from the IPC spec. However our standard internal spec dictates - highest thermal mass, lowest thermal, most critical component, and center of PCB on the laminate surface. Our profilers have 6 inputs, so the other 2 are dete

The minimal distance btw component and the edge of pcb

Electronics Forum | Sun Oct 09 11:16:06 EDT 2016 | mekmat

Hello, I would like to ask you about the minimal distance between components and border of pcb especially V-cut to avoid crack of component during depaneling? I need some standard (IPC or something) where is this defined? Thank you for your support

The minimal distance btw component and the edge of pcb

Electronics Forum | Sun Oct 09 16:57:30 EDT 2016 | davef

IPC 2222A Sectional Design Standard for Rigid Organic Printed Boards, 5.3 Design Requirements for Printed Board Assembly

Electro-mechanical assembly specification?

Electronics Forum | Tue Sep 02 13:30:05 EDT 2008 | evtimov

I am new to the board so be gentle with me. > There are standards such as IPC-610 for PCB > assembly, IPC-600 for bare boards, etc. Is there > a "standard" for electro-mechanical assembly? Is > there an IPC standard or any other industry > appro

What are the IPC standards?

Electronics Forum | Mon Nov 28 16:13:59 EST 2022 | markhoch

There are many different IPC Standards, so it depends which process you are referring to. IPC-A-610 is the IPC Standard which pertains specifically to PCB Manufacturing.

Electro-mechanical assembly specification?

Electronics Forum | Tue Aug 26 13:28:50 EDT 2008 | qaman

I am new to the board so be gentle with me. There are standards such as IPC-610 for PCB assembly, IPC-600 for bare boards, etc. Is there a "standard" for electro-mechanical assembly? Is there an IPC standard or any other industry approved standard

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