PCB Libraries, Inc. | https://www.pcblibraries.com/Forum/when-should-a-pad-use-windowpane-paste-mask_topic2600_post10602.html
(but not the only one) is high-power Chinese LED's with low-information datasheets. Absent a recommendation from the manufacturer, how do I decide whether a particular pad should have reduced solder paste, either through window-pane or simply shrinking the paste mask, and if it
PCB Libraries, Inc. | https://www.pcblibraries.com/forum/topic2600&OB=ASC.html
(but not the only one) is high-power Chinese LED's with low-information datasheets. Absent a recommendation from the manufacturer, how do I decide whether a particular pad should have reduced solder paste, either through window-pane or simply shrinking the paste mask, and if it
PCB Libraries, Inc. | https://www.pcblibraries.com/forum/RSS_collapsing-vs-noncollapsing-bga-balls_topic1868.xml
:34amNon-collapsing BGA balls start at 0.50 mm pitch and less. The pad size is larger because you need to do via-in-pad and you need an annular ring.
PCB Libraries, Inc. | https://www.pcblibraries.com/Forum/pcb-design-optimization-starts-in-the-cad-library_topic468&OB=ASC_page2.html
: 12 Mar 2012 Location: Milano ITALY Status: Offline Points: 43 Post Options Post Reply Quote Artwork Master ITALY Report Post Thanks(0) Quote Reply Posted: 10 Jan 2014 at 11:22am You are correct i was thinking that the VIA Name was based on the dimensions of the PAD but this is wrong
PCB Libraries, Inc. | https://www.pcblibraries.com/Forum/pcb-design-optimization-starts-in-the-cad-library_topic468_post4830.html
: 12 Mar 2012 Location: Milano ITALY Status: Offline Points: 43 Post Options Post Reply Quote Artwork Master ITALY Report Post Thanks(0) Quote Reply Posted: 10 Jan 2014 at 11:22am You are correct i was thinking that the VIA Name was based on the dimensions of the PAD but this is wrong
PCB Libraries, Inc. | https://www.pcblibraries.com/forum/pcb-design-optimization-starts-in-the-cad-library_topic468_page2.html
: 12 Mar 2012 Location: Milano ITALY Status: Offline Points: 43 Post Options Post Reply Quote Artwork Master ITALY Report Post Thanks(0) Quote Reply Posted: 10 Jan 2014 at 11:22am You are correct i was thinking that the VIA Name was based on the dimensions of the PAD but this is wrong
PCB Libraries, Inc. | https://www.pcblibraries.com/Forum/pcb-design-optimization-starts-in-the-cad-library_topic468&OB=DESC_page2.html
: 05 Jan 2012 Location: San Diego, CA Status: Offline Points: 5375 Post Options Post Reply Quote Tom H Report Post Thanks(0) Quote Reply Posted: 10 Jan 2014 at 8:11am This Via table is just the favorites
PCB Libraries, Inc. | https://www.pcblibraries.com/Forum/pcb-design-optimization-starts-in-the-cad-library_topic468_post4832.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: 10 Jan 2014 at 8:11am This Via table is just the favorites
PCB Libraries, Inc. | https://www.pcblibraries.com/forum/pcb-design-optimization-starts-in-the-cad-library_topic468&OB=DESC_page2.html
: 05 Jan 2012 Location: San Diego, CA Status: Offline Points: 5375 Post Options Post Reply Quote Tom H Report Post Thanks(0) Quote Reply Posted: 10 Jan 2014 at 8:11am This Via table is just the favorites
PCB Libraries, Inc. | https://www.pcblibraries.com/forum/advice-for-solder-mask-paste-mask-layers_topic484_page1.html
% area reduction in the thermal pad of a QFN package. 3. Maybe it is not directly your advice but somewhere I red about putting solder mask on these thermal via to avoid solder paste wicking. 4. The solderdam
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