|
Copper
Clad Laminate and Prepreg
A. Thickness Tolerance of Laminate
Thickness tolerance meets IPC-4101 3.8.4.2 B/L level. Rigid
board meets L level, thin core meets B level.
|
P-124 P-138
|
P-121 P-123
(CEM-1 CEM-3)
|
|
Rigid laminate
(FR-4)
|
Thin Core
(FR-4)
|
|
mm
Thickness
|
mm
Tolerance
|
in
Thickness
|
in
Tolerance
|
mm
Thickness
|
mm
Tolerance
|
|
0.4
|
0.050
|
0.0040
|
0.0007
|
0.6
|
0.064
|
|
a
|
a
|
0.0060
|
0.0010
|
a
|
a
|
|
0.6
|
0.064
|
0.0075
|
0.0015
|
a
|
a
|
|
a
|
a
|
0.0080
|
0.0015
|
0.8
|
0.100
|
|
0.8
|
0.100
|
0.0100
|
0.0015
|
a
|
a
|
|
1.0
|
0.100
|
0.0120
|
0.0020
|
a
|
a
|
|
a
|
a
|
0.0140
|
0.0020
|
1.0
|
0.100
|
|
1.2
|
0.130
|
0.0160
|
0.0020
|
a
|
a
|
|
1.5
|
0.130
|
0.0200
|
0.0025
|
a
|
a
|
|
1.6
|
0.130
|
0.0240
|
0.0025
|
1.2
|
0.130
|
|
a
|
a
|
0.0280
|
0.0025
|
a
|
a
|
|
2.0
|
0.180
|
0.0310
|
0.0040
|
a
|
a
|
|
2.4
|
0.180
|
0.0340
|
0.0040
|
1.5
|
0.130
|
|
a
|
a
|
0.0360
|
0.0040
|
a
|
a
|
|
3.0
|
0.230
|
0.0390
|
0.0040
|
a
|
a
|
|
3.2
|
0.230
|
0.0400
|
0.0040
|
1.6
|
0.130
|
|
