Multi-layer Circuit Board Materials for ICT infrastructure equipment "MEGTRON" series

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Multi-layer circuit board materials suitable to large capacity and high speed transmission of high frequency signal.
Low Dk/Df, high heat resistance, high reliability.

General properties

Item Glass
transition
temp. (Tg)
CTE z-axis T288
(with copper)
Dielectric
constant (Dk)
Dissipation
factor (Df)
Peel strength
α1 α2 @12-14GHz 1oz (35μm)
Test method DSC IPC-TM-650
2.4.24
IPC-TM-650
2.4.24.1
Balanced-type circular disk
resonator method
IPC-TM-650
2.4.8
Condition A A A C-24/23/50 A
Unit °C ppm/°C min kN/m
MEGTRON8 R-5795(U) 220*¹  50 270 >120 3.08
[@14GHz]
0.0012
[@14GHz]
0.7
(Cu: H-VLP3)
R-5795(N) 220*¹  50 270 >120 3.13
[@14GHz]
0.0016
[@14GHz]
0.7
(Cu: H-VLP3)
MEGTRON7 R-5785(N) 200  42 280 >120 3.31
[@14GHz]
0.0023
[@14GHz]
0.8
(Cu: H-VLP)
R-5785(GN) 200  42 280 >120 3.31
[@14GHz]
0.0023
[@14GHz]
0.8
(Cu: H-VLP2)
R-5785(GE) 200  42 280 >120 3.60
[@13GHz]
0.0034
[@13GHz]
0.8
(Cu: H-VLP2)
R-5785(R) 200  42 280 >120 3.31
[@14GHz]
0.0023
[@14GHz]
0.8*²
(Cu: Buried Resistor)
Halogen-free
MEGTRON6
R-5375(N) 250*¹  39 200 >120 3.36
[@13GHz]
0.0029
[@13GHz]
0.6
(Cu: H-VLP2)
R-5375(E) 250*¹  39 200 >120 3.66
[@13GHz]
0.0037
[@13GHz]
0.6
(Cu: H-VLP2)
MEGTRON6 R-5775(N) 185  45 260 >120 3.34
[@13GHz]
0.0037
[@13GHz]
0.8
(Cu: H-VLP)
R-5775(K)
R-5775(G)
185  45 260 >120 3.62
[@13GHz]
0.0046
[@13GHz]
0.8
(Cu: H-VLP)
R-5775(S) 185  45 260 >120 3.34
[@13GHz]
0.0037
[@13GHz]
0.8*²
(Cu: Buried Resistor)
R-5775(R) 185  45 260 >120 3.62
[@13GHz]
0.0046
[@13GHz]
0.8*²
(Cu: Buried Resistor)
MEGTRON4 R-5725 176  35 265 30 3.68
[@13GHz]
0.0074
[@13GHz]
1.2
(Cu: ST)
MEGTRON4S R-5725S 200  32 250 50 3.8
[@10GHz]*³
0.007
[@10GHz]*³
1.4
(Cu: ST)
MEGTRON M R-5735 195  31 240 35 3.75
[@13GHz]
0.0087
[@13GHz]
1.3
(Cu: ST)
Halogen-free
MEGTRON2
R-1577 170  34 200 25 4.0
[@10GHz]*³
0.013
[@10GHz]*³
1.3
(Cu: ST)
Halogen-free
MEGTRON2E
R-1577E 173  35 210 25 4.1
[@10GHz]*³
0.013
[@10GHz]*³
1.3
(Cu: ST)
HIPER V R-1755V 173  44 255 20 4.3
[@10GHz]*³
0.020
[@10GHz]*³
1.5
(Cu: ST)

The sample thickness of MEGTRON8, MEGTRON7, MEGTRON6 and Halogen-free MEGTRON6 is 0.75mm. The sample thickness of other part number is 0.8mm.
*1 Test method: DMA
*2 Buried Resistor Copper Foil 1/2oz (18μm)
*3 [@10GHz] Test method: IPC-TM-650 2.5.5.5

Our Halogen-free materials are based on JPCA-ES-01-2003 standard and others.
Contain; Chlorine:≤0.09wt%(900ppm), Bromine:≤0.09wt%(900ppm),
Chlorine+Bromine:≤0.15wt%(1500ppm)

The above data are typical values and not guaranteed values.

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