PCB Libraries, Inc. | https://www.pcblibraries.com/forum/footprints-land-patterns_forum5&SO=UR&OB=asc_page2.html
:24am 3 1242 By Tom H 08 Mar 2012 at 1:09pm J-STD-001: Plated Through-hole Obstruction By Tom H , 15 May 2017 at 6:25pm 3 6097 By Tom H 06 Oct 2017 at 6:55am IPC-7093A BTC
PCB Libraries, Inc. | https://www.pcblibraries.com/forum/footprints-land-patterns_forum5&SO=UR&OB=desc_page1.html
: Plated Through-hole Obstruction By Tom H , 15 May 2017 at 6:25pm 3 6097 By Tom H 06 Oct 2017 at 6:55am IPC-7093A BTC: QFN Solder Mask Defined Thermal Pad By Tom H , 30 May 2017 at 7
PCB Libraries, Inc. | https://www.pcblibraries.com/forum/forum5&SO=UR&OB=desc.html
: Plated Through-hole Obstruction By Tom H , 15 May 2017 at 6:25pm 3 6097 By Tom H 06 Oct 2017 at 6:55am IPC-7093A BTC: QFN Solder Mask Defined Thermal Pad By Tom H , 30 May 2017 at 7
PCB Libraries, Inc. | https://www.pcblibraries.com/Forum/questions-answers_forum34_page8.html
:35am IPC Abbreviations By AGONZ67 , 12 Jun 2019 at 3:16pm 3 770 By Tom H 29 Jun 2019 at 8:13am Padstack Drill Tolerance By rrix , 25 Jun 2019 at 12
| https://www.eptac.com/wp-content/uploads/2021/11/webinar_eptac_05_20_09.pdf
IPC-CM-7705-21a IPC-AJ-8205-20/ 7-35 IPC-TA-724 IPC-TA-723 IPC-TA-722 IPC-TR-460 5-20 IPC-TR-464 IPC-TR-462 IPC-TR-461 J-STD-003 5-23a IPC-75305-22h IPC-9261 IPC-7912 5-22g J-STD-001xS5-22as IPC-TR-467
| https://www.eptac.com/blog/page/8
& Leo Soldertips Why Get IPC Certified Blog Webinars FAQ’s About Us Instructors Consulting Services Customized Training Press Releases Careers Corporate Video Contact EPTAC BLOG For over 35 years, EPTAC has been a leading provider of solder training and IPC certification
| https://www.eptac.com/blog/tag/blog/page/4
& Leo Soldertips Why Get IPC Certified Blog Webinars FAQ’s About Us Instructors Consulting Services Customized Training Press Releases Careers Corporate Video Contact EPTAC BLOG For over 35 years, EPTAC has been a leading provider of solder training and IPC certification
| https://www.eptac.com/faqs/ask-helena-leo/page/8
& Leo Soldertips Why Get IPC Certified Blog Webinars FAQ’s About Us Instructors Consulting Services Customized Training Press Releases Careers Corporate Video Contact Ask Helena
PCB Libraries, Inc. | https://www.pcblibraries.com/forum/RSS_stencil-window-pane-design-example-for-qfn_topic2481.xml
;I saw some information from IPC-7525 but i really don't understand those formulas. It would be possible to give me a simple example for a 3 x 3 cm square thermal pad? 
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? Visit soldertraining.com Training Training Materials Locations Resources Ask Helena & Leo Soldertips Why Get IPC Certified Blog Webinars