Electronics Forum | Wed Mar 03 17:09:55 EST 1999 | Tom Reilly
We have recently had problems with bare boards coming in too thick. I would like to know how to properly specify the minimum and maximum thickness using the 13949F and IPC 4101 specs. (We currently use "MATERIAL: GFN 0620 C1/C1 A2A per MIL - P - 1394
Electronics Forum | Wed Mar 03 20:20:30 EST 1999 | Earl Moon
| We have recently had problems with bare boards coming in too thick. I would like to know how to properly specify the minimum and maximum thickness using the 13949F and IPC 4101 specs. (We currently use "MATERIAL: GFN 0620 C1/C1 A2A per MIL - P - 13
ASYMTEK Products | Nordson Electronics Solutions | https://www.nordson.com/en/divisions/sonoscan/support/standards
. Document Name Source ESCC 25200 European Space Agency GEIA-STD-0006A SAE J-STD-020 IPC/JEDEC J-STD-033 IPC/JEDEC J-STD-035 IPC/JEDEC J-STD-075A IPC/JEDEC MIL-PRF-123 Defense Logistics Agency MIL-PRF
PCB Libraries, Inc. | https://www.pcblibraries.com/Forum/ipc7251-3tier-pth-pad-stack-obsolete_topic1463_post5897.html
. An example of this would be: The Nominal Environment annular ring (AR) was set to 8 mils. That means that a 10 mil hole had a 8 mil AR and a 20 mil hole had a 8 mil AR and the 40 mil hole had a 8 mil AR and a 80 mil hole had a 8 mil AR
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