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Too many SOT 23s - PCB Libraries Forum Forum Home > PCB Footprint Expert > Questions & Answers New Posts FAQ Search Events Register Login Too many SOT 23s
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Too many SOT 23s - PCB Libraries Forum Forum Home > PCB Footprint Expert > Questions & Answers New Posts FAQ Search Events Register Login Too many SOT 23s
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Too many SOT 23s - PCB Libraries Forum Forum Home > PCB Footprint Expert > Questions & Answers New Posts FAQ Search Events Register Login Too many SOT 23s
PCB Libraries, Inc. | https://www.pcblibraries.com/forum/RSS_qfn-thermal-tab-paste-mask_topic2598.xml
% paste mask reduction in the "Rules" tab. IPC says the range of Paste Mask Reduction should be 40% - 60%. Less than 40% is not enough and greater than 60% is too much.
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: Footprints / Land Patterns : Paste Mask Question Paste Mask Question : If you use Rectangle Pad Shape,... Author: Tom HSubject: 2342Posted: 24 May 2018 at 6:19amIf you use Rectangle Pad Shape, the Paste Mask aperture will be Rounded Rectangle, so you might as well use Rounded Rectangle for the pad shape too
PCB Libraries, Inc. | https://www.pcblibraries.com/forum/paste-mask-question_topic2342_post9636.html
: 05 Jan 2012 Location: San Diego, CA Status: Offline Points: 4866 Post Options Post Reply Quote Tom H Report Post Thanks(0) Quote Reply Posted: 24 May 2018 at 6:19am If you use Rectangle Pad Shape, the Paste Mask aperture will be Rounded Rectangle, so you might as well use Rounded Rectangle for the pad shape too
PCB Libraries, Inc. | https://www.pcblibraries.com/forum/paste-mask-question_topic2342_post9634.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: 24 May 2018 at 6:19am If you use Rectangle Pad Shape, the Paste Mask aperture will be Rounded Rectangle, so you might as well use Rounded Rectangle for the pad shape too
PCB Libraries, Inc. | https://www.pcblibraries.com/Forum/paste-mask-question_topic2342_post9634.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: 24 May 2018 at 6:19am If you use Rectangle Pad Shape, the Paste Mask aperture will be Rounded Rectangle, so you might as well use Rounded Rectangle for the pad shape too
PCB Libraries, Inc. | https://www.pcblibraries.com/forum/paste-mask-question_topic2342.html
Posted: 24 May 2018 at 6:19am If you use Rectangle Pad Shape, the Paste Mask aperture will be Rounded Rectangle, so you might as well use Rounded Rectangle for the pad shape too
PCB Libraries, Inc. | https://www.pcblibraries.com/forum/topic2342&OB=ASC.html
: 05 Jan 2012 Location: San Diego, CA Status: Offline Points: 5376 Post Options Post Reply Quote Tom H Report Post Thanks(0) Quote Reply Posted: 24 May 2018 at 6:19am If you use Rectangle Pad Shape, the Paste Mask aperture will be Rounded Rectangle, so you might as well use Rounded Rectangle for the pad shape too
