PCB Libraries, Inc. | https://www.pcblibraries.com/forum/topic305&OB=DESC.html
: 05 Jan 2012 Location: San Diego, CA Status: Offline Points: 5380 Post Options Post Reply Quote Tom H Report Post Thanks(0) Quote Reply Posted: 29 Oct 2012 at 8:55am I don't get all of the rules from IPC, but they do document a lot of DFM stuff in the IPC-2221 and IPC-2222
PCB Libraries, Inc. | https://www.pcblibraries.com/forum/topic305&OB=ASC.html
“ The minimum board edge to any feature - component, via, trace, copper pour is 40 mils (1.0 mm)”. I have a hard time with IPC spec’s and where to find out things like that. I have been using .040 for planes and .020 for traces
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:47am Minimum Trace Width/Spacing for BGA By SandroLanot , 11 Feb 2015 at 3:03pm 3 1955 By Tom H 11 Feb 2015 at 7:46pm PCB Matrix Symbol Wizard By wheels1234 , 12 Mar 2015 at 9
PCB Libraries, Inc. | https://www.pcblibraries.com/Forum/pcb-design-optimization-starts-in-the-cad-library_topic468&OB=DESC_page2.html
. recommended pad size and spacing. If you open the SM.FPX file you will find that almost all the Oscillators have the mfr. recommended footprint values inserted into the "Footprint" tab in the IPC Calculator
PCB Libraries, Inc. | https://www.pcblibraries.com/Forum/pcb-design-optimization-starts-in-the-cad-library_topic468_post4832.html
. recommended pad size and spacing. If you open the SM.FPX file you will find that almost all the Oscillators have the mfr. recommended footprint values inserted into the "Footprint" tab in the IPC Calculator
PCB Libraries, Inc. | https://www.pcblibraries.com/forum/pcb-design-optimization-starts-in-the-cad-library_topic468&OB=DESC_page2.html
. recommended pad size and spacing. If you open the SM.FPX file you will find that almost all the Oscillators have the mfr. recommended footprint values inserted into the "Footprint" tab in the IPC Calculator
PCB Libraries, Inc. | https://www.pcblibraries.com/Forum/general-discussion_forum41&SO=T&OB=desc_page2.html
:35am 3 548 By Tom H 15 May 2015 at 1:32pm Minimum Trace Width/Spacing for BGA By SandroLanot , 11 Feb 2015 at 3:03pm 3 1955 By Tom H 11 Feb 2015 at 7:46pm Metal Domes
PCB Libraries, Inc. | https://www.pcblibraries.com/Forum/pcb-design-optimization-starts-in-the-cad-library_topic468&OB=ASC_page2.html
. recommended pad size and spacing. If you open the SM.FPX file you will find that almost all the Oscillators have the mfr. recommended footprint values inserted into the "Footprint" tab in the IPC Calculator
PCB Libraries, Inc. | https://www.pcblibraries.com/Forum/pcb-design-optimization-starts-in-the-cad-library_topic468_post4830.html
. recommended pad size and spacing. If you open the SM.FPX file you will find that almost all the Oscillators have the mfr. recommended footprint values inserted into the "Footprint" tab in the IPC Calculator
PCB Libraries, Inc. | https://www.pcblibraries.com/forum/pcb-design-optimization-starts-in-the-cad-library_topic468_page2.html
. recommended pad size and spacing. If you open the SM.FPX file you will find that almost all the Oscillators have the mfr. recommended footprint values inserted into the "Footprint" tab in the IPC Calculator
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