Products Printed circuit boards Standard PCBs:

Single-sided

Solid materials


Standard

Material type

FR4 (Tg 135 °C); FR2; CEM1, CEM3

P91 (polyamide), IMS HA42

Thickness without the basic copper

FR4

0.8mm ± 0.10mm

1.0mm ± 0.10mm

1.2mm ± 0.13mm

1.5/1.6mm ± 0.13mm

2.0mm ± 0.18mm

2.4mm ± 0.18mm



FR4

1.5mm ± 0.13mm

FR2
1.0mm ± 0.10mm
1.6mm ± 0.13mm



CEM1

1.5mm ± 0.13mm



CEM3

1.5mm ± 0.13mm

FR
4
0.5mm ± 0.08mm

3.2mm ± 0.23mm



IMS HA42

1.5mm (Aluminum Substrate Thickness)

Basic copper
18µm; 35µm;
70µm; 105µm, 140µm, 175µm
Thickness tolerance inc. basic copper
MIL-S-13949H tolerance,

last edition, grade II

IPC 4101A grade B

Material characteristics
Permittivity er at 1MHz

Dielectric loss tand at 1MHz

Resistance to current leakage CTI

Electrical strength (min.)

Fire-retardant class
4.6 - 4.9

0.019–0.027

250 degree

45kV/mm

UL 94V-0