User's Manual

GE864
GE864GE864
GE864-
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-QUAD Automotive V2 Hardware User Guide
QUAD Automotive V2 Hardware User GuideQUAD Automotive V2 Hardware User Guide
QUAD Automotive V2 Hardware User Guide
1vv0300840 Rev.3 2010-04-08
Reproduction forbidden without Telit Communications S.p.A. written authorization - All Rights Reserved page 61 of 71
13.6.
13.6.13.6.
13.6. PCB pad design
PCB pad designPCB pad design
PCB pad design
Non solder mask defined” (NSMD) type is recommended for the solder pads on the
PCB.
Recommendations for PCB pad dimensions
Ball pitch [mm]
Ball pitch [mm]Ball pitch [mm]
Ball pitch [mm] 2,5
Solder resist opening diameter A [mm]
Solder resist opening diameter A [mm]Solder resist opening diameter A [mm]
Solder resist opening diameter A [mm] 1,150
Metal pad diameter B [mm]
Metal pad diameter B [mm]Metal pad diameter B [mm]
Metal pad diameter B [mm] 1 ± 0.05