What is New in IPC-7351C.pdf - 第48页
PC B L ibr ar i es Pr e s ents : Wh at is N ew i n IPC- 7351C PCB Li br ary Exp ert
PCB Libraries Presents:
What is New in IPC-7351C
• Component Family Grouping by Pin Quantity
• 3D Model Picture of Each Component
• Land Pattern Pictures with Level A & B Rotations
• Updated Solder Joint Goal Tables
• Naming Convention: Mfr. Part Number or Case
• New Chapter on Aspects of 3D Modeling
• Appendix Introduces Drafting Outline Guidelines
• Relocating all Assembly Related Data to the new
IPC-7070 Component Mounting Issues and
Recommendations
Chapters 8 & 9 – Total Rewrite
PCB Libraries Presents:
What is New in IPC-7351C
PCB Library Expert
PCB Libraries Presents:
What is New in IPC-7351C
The “Footprint (FP) Designer” Module
• Traditional footprint software only calculates standard parts,
constraining usage to only 50% of the components in the industry.
• PCB Library Expert also creates mfr. recommended footprints for
components with the following characteristics:
– Asymmetrical
– Various sizes of pads
– Different pad shapes