Pad Shapes

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Surface Mount

Oblong
Recommended by IPC-7351

D-Shape
Recommended by some component manufacturers

Rectangle
Recommended by most component manufacturers

Square
Used on Land Grid Arrays (LGA)

Rounded Rectangle
Recommended by assembly shops for better stencil release; the default corner radius is 0.10 mm

Round
Used on Grid Arrays (BGA. CGA and LGA)

Through-hole

Square
Used on Pin 1 for Polarity on Diodes and Polarized Capacitors

Round
Used on all through-hole parts

Rounded Rectangle
Used on Pin 1 for Polarity on Diodes and Polarized Capacitors

FP Designer Surface Mount
FP designer includes all calculator pad shapes. These are the custom pad stacks available in FP Designer.
Rectangle and square pad shapes can be chamfered in 2 corners on the Top, Bottom, Left and Right sides.

Top Chamfer
Chamfered on one Corner in Upper Left, Lower Left, Upper Left, Upper Right.

Upper Left

Chamfered Lower Left with Radius Corners

FP Designer Through-hole

  Slotted Hole

  Non-Plated Hole

  Offset Slotted Hole

  Chamfered Square

  Round Hole with Oblong Pad

  Chamfered Rectangle with Offset Hole

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