PCB Systems Design Blog

Posts tagged with 'Padstacks'

PCB Design Perfection Starts in the CAD Library - Part 8

Posted Dec 2, 2010, by Tom Hausherr

Padstacks Padstack creation is something every CAD tool will eventually have to incorporate because it expedites and optimizes CAD library construction. You can download the IPC-7351B Padstack Naming Convention here - AppNote 10833: IPC-7251 & 7351 Padstack Naming Convention  The SMT Padstack is easy - Top Land Top Solder Mask Top Paste Mask Top Assembly Part 7 of this blog explains the … Read More

Tags: Padstacks, CAD Libraries

PCB Design Perfection Starts in the CAD Library - Part 7

Posted Nov 24, 2010, by Tom Hausherr

Land Calculations IPC-7351 for SMT technology defines the rules for creating optimized land pattern CAD library parts using a 3-Tier system – Least (high density), Nominal (controlled environment) and Most (ruggedized & shock resistant). Many PCB designers and CAD Librarians have heard about the IPC-7351B standard, but few people know how they work. The IPC LP Calculator has made life easy for … Read More

Tags: Padstacks, CAD Libraries

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