What is New in IPC-7351C.pdf - 第21页
PC B L ibr ar i es Pr e s ents : Wh at is N ew i n IPC- 7351C As se m bly Outline & P ola r ity Guide line s Non - pol ari zed C hip, Cr ystal, Molded B od y Pol ari zed C hip, S OD , LED , S O T . Mol ded Body Pla s…
PCB Libraries Presents:
What is New in IPC-7351C
Assembly Shops Like Dots but, They Consume Space
Gull Wing & J-Lead Polarity
Bottom Only Polarity
Outside Courtyard
2-pin Diode/LED Polarity 2-pin Capacitor Polarity
Alternate Silkscreen Polarity Marking
PCB Libraries Presents:
What is New in IPC-7351C
Assembly Outline & Polarity Guidelines
Non-polarized Chip,
Crystal, Molded Body
Polarized Chip, SOD,
LED, SOT. Molded Body
Plastic Leaded Chip Carrier
PLCC, LCC, 4-sided Chip Array
Small Outline Package
SOP, SON, QFN, QFP
1.00 mm
1.00 mm
1.00 mm
0.10 mm
Line Width
PCB Libraries Presents:
What is New in IPC-7351C
Component Body & Terminal Outlines
• The Nominal Component Body and Terminal Lead Outlines
• Output to CAD tool on a mechanical layer