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- The industry standard high-speed, ultra-low loss material.
- Transmission loss is between MEGTRON6 R-5775(K), R-5775(G) and MEGTRON7 R-5785(N).
- Excellent HDI and thermal performance.
Circuit Board Materials
- Part Number

Low Dk glass cloth type
Laminate R-5375(N)
Prepreg R-5370(N)
E glass cloth
Laminate R-5375(E)
Prepreg R-5370(E)
- Application
- Detailed use


・Network
・Wireless
・Wireless
ICT infrastructure equipment, High speed networking(High-end server/ router, Optical network, switch), High layer count PCB, etc.
Properties
Dk 3.4 Df 0.003
@12GHz
@12GHz
Tg (DMA)
250°C
250°C
T320 (with copper)
>120min.
>120min.
Video
Transmission loss performance Ranking in MEGTRON series

Frequency dependence by Transmission loss

Heat resisitance of High Multi-layered

General properties
Item | Test method | Condition | Unit | Halogen-free MEGTRON6 R-5375(N) Low Dk glass cloth |
Halogen-free MEGTRON6 R-5375(E) E glass cloth |
MEGTRON6 R-5775(K) R-5775(G) E glass cloth |
|
---|---|---|---|---|---|---|---|
Glass transition temp.(Tg) | DMA (1Hz) | A | °C | 250 | 250 | 210*1 | |
Thermal expansion | TMA (Z direction) | 50-260°C | % | 1.7 | 1.7 | 2.9 | |
T288(with copper) | IPC-TM-650 2.4.24.1 | A | min | >120 | >120 | >120 | |
T320(with copper) | >120 | >120 | 50 | ||||
Dielectric constant(Dk) | 12GHz | Balanced-type circular disk resonator |
C-24/23/50 | - | 3.4 | 3.7 | 3.6 |
Dissipation factor(Df) | 0.003 | 0.004 | 0.004 | ||||
Peel strength | 1oz(35µm) | IPC-TM-650 2.4.8 | A | kN/m | 0.6*2 | 0.6*2 | 0.8*3 |
The sample thickness is 0.75mm.
*1 10Hz
*2 H-VLP2 Copper
*3 H-VLP Copper
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.