Electronics Forum | Wed Jan 09 12:20:00 EST 2002 | mregalia
Thanks for cluing me into IPC-2221. Though the numbers they give seem to contradict what I have learned from people working with the materials. At least I now know where the guideline for a max of 30 microinches of gold for soldering comes from. But
Electronics Forum | Wed Feb 22 20:33:25 EST 2006 | davef
Here's your design rules: * IPC-2221 * IPC-2222 Bonus is that they include the works, not just break-away tabs
Electronics Forum | Wed Mar 03 09:05:28 EST 2004 | davef
Look to IPC-2221, 9.1.3 Thermal Relief In Conductor Planes
Electronics Forum | Thu Oct 14 12:02:44 EDT 1999 | Larry Johnson
I was wanting to know if there was any type of formula that I could use to determine the correct packaging for a SMD For example, if I have the component measurements, can I find out what the correct width and pitch of the tape it comes in should be
Electronics Forum | Thu May 09 00:08:01 EDT 2002 | techment
Could someone provide help regarding IPC's recommendation on Plated Through hole's --- lead to hole ratio. I can't find it in IPC-2221 and IPC-SM-782. Thank you very much
Electronics Forum | Thu Oct 14 18:17:34 EDT 1999 | JAX
Larry, What's happening. You can get this information from the manufacturer. All you need is the manufacturing part number. You should be able to get this from the purchasing department. Once you have this info just open up their website and fo
Electronics Forum | Thu Oct 14 20:03:18 EDT 1999 | John
Larry, If you are asking about how to package your component in tape and reel, I would contact the 3M company. There are many tape companies out there, but my company has been very happy with 3M. If they don't have a tape that's stock, they'll guide
Electronics Forum | Wed Oct 29 20:28:59 EST 2003 | davef
The possibilities are dizzying, aren't they? In our dingy fog, if we don't understand your requirement, say so. 3 Spec Fir Tree General Technical Specification 3a Design/Layout: IPC-2221 IPC-2222 3b PCB Fab: IPC-6011 IPC-6012 IP
Electronics Forum | Wed Nov 02 20:27:08 EST 2005 | davef
Why stop at fids: * IPC-2221 - Generic Standard On Printed Board Design * IPC-2222 - Sectional Design Standard For Printed Board For Organic Printed Boards
Electronics Forum | Thu May 31 10:40:30 EDT 2001 | davef
See, all those bad thoughts we had ... The guilt, how do we live with it? 3 Spec Fir Tree General Technical Specification 3a Design/Layout: IPC-2221 IPC-2222 3b PCB Fab: IPC-6011 IPC-6012 IPC-4101 IPC-A-600 3c PCB assembly: J-STD-001 IPC-A-6
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