PCB Libraries, Inc. | https://www.pcblibraries.com/forum/ipc7351-mounting-hole-naming-convention-info_topic619_post3065.html
: 05 Jan 2012 Location: San Diego, CA Status: Offline Points: 4506 Post Options Post Reply Quote Tom H Report Post Thanks(0) Quote Reply Posted: 15 Oct 2013 at 6:48am IPC-7351C and IPC-7251 for Through-hole are supposed to be sister documents and will be sold together
PCB Libraries, Inc. | https://www.pcblibraries.com/Forum/ipc7351-mounting-hole-naming-convention-info_topic619_post3165.html
: 05 Jan 2012 Location: San Diego, CA Status: Offline Points: 5188 Post Options Post Reply Quote Tom H Report Post Thanks(0) Quote Reply Posted: 15 Oct 2013 at 6:48am IPC-7351C and IPC-7251 for Through-hole are supposed to be sister documents and will be sold together
PCB Libraries, Inc. | https://www.pcblibraries.com/forum/ipc7351-mounting-hole-naming-convention-info_topic619_page2.html
: 05 Jan 2012 Location: San Diego, CA Status: Offline Points: 5404 Post Options Post Reply Quote Tom H Report Post Thanks(0) Quote Reply Posted: 15 Oct 2013 at 6:48am IPC-7351C and IPC-7251 for Through-hole are supposed to be sister documents and will be sold together
PCB Libraries, Inc. | https://www.pcblibraries.com/Forum/ipc7351-mounting-hole-naming-convention-info_topic619&OB=ASC_page2.html
: 05 Jan 2012 Location: San Diego, CA Status: Offline Points: 5186 Post Options Post Reply Quote Tom H Report Post Thanks(0) Quote Reply Posted: 15 Oct 2013 at 6:48am IPC-7351C and IPC-7251 for Through-hole are supposed to be sister documents and will be sold together
PCB Libraries, Inc. | https://www.pcblibraries.com/forum/ipc7351-mounting-hole-naming-convention-info_topic619&OB=ASC_page2.html
: 05 Jan 2012 Location: San Diego, CA Status: Offline Points: 5186 Post Options Post Reply Quote Tom H Report Post Thanks(0) Quote Reply Posted: 15 Oct 2013 at 6:48am IPC-7351C and IPC-7251 for Through-hole are supposed to be sister documents and will be sold together
| https://www.eptac.com/soldertip/soldertips-soldering-with-butane-soldering-irons/
. More SolderTips SolderTip #36: Wave Soldering Insufficient Fill and Voids in PTH SolderTip #37: Through Hole Soldering of Thick PCBs SolderTip #38
ASYMTEK Products | Nordson Electronics Solutions | https://www.nordson.com/en/our-company/news-room/news-releases/nordson-corporation-acquires-interselect-gmbh
) assembly process or where reliability dictates through-hole mounting. Entry level selective soldering is often used as an efficiency and quality improvement solution over hand soldering
PCB Libraries, Inc. | https://www.pcblibraries.com/forum/ipc7351-mounting-hole-naming-convention-info_topic619_post3059.html
), just a clean hole through the FR4 material. But why? The plated hole drill bit hits copper on every hole. JZsori wrote: My understanding is that it is preferable to have a donut pad for the screw head so that the screw does not crush the epoxy glass material as much as it has a copper pad in between
PCB Libraries, Inc. | https://www.pcblibraries.com/Forum/ipc7351-mounting-hole-naming-convention-info_topic619_post3052.html
), just a clean hole through the FR4 material. But why? The plated hole drill bit hits copper on every hole. JZsori wrote: My understanding is that it is preferable to have a donut pad for the screw head so that the screw does not crush the epoxy glass material as much as it has a copper pad in between
PCB Libraries, Inc. | https://www.pcblibraries.com/Forum/ipc7351-mounting-hole-naming-convention-info_topic619_post3059.html
), just a clean hole through the FR4 material. But why? The plated hole drill bit hits copper on every hole. JZsori wrote: My understanding is that it is preferable to have a donut pad for the screw head so that the screw does not crush the epoxy glass material as much as it has a copper pad in between
