Circuit Board Materials
- Ultra-low transmission loss, highly heat-resistant multi-layer circuit board
materials
MEGTRON8S, MEGTRON8
R-579YS(U), R-579YS(N) / R-5795S(U), R-5795S(N)
R-579Y(U), R-579Y(N) / R-5795(U), R-5795(N) - Ultra-low transmission loss, highly heat-resistant multi-layer circuit board
materials
MEGTRON7
R-578Y(N), R-578Y(GN), R-578Y(GE), R-578Y(R) /
R-5785(N), R-5785(GN), R-5785(GE), R-5785(R) - Halogen-free ultra-low transmission loss multi-layer circuit board materials
Halogen-free MEGTRON6
R-537Y(N), R-537Y(E) / R-5375(N), R-5375(E) - Ultra-low transmission loss, highly heat-resistant multi-layer circuit board
materials
MEGTRON6
R-5775(N),R-5775(K),R-5775(G),R-5775(S),R-5775(R) - Low transmission loss, highly heat-resistant multi-layer circuit board
materials
MEGTRON4S, MEGTRON4
R-5725S, R-5725 - Low transmission loss, highly heat-resistant multi-layer circuit board
materials
MEGTRON M
R-5735 - Halogen-free low transmission loss, highly heat-resistant multi-layer
circuit board materials
Halogen-free MEGTRON2
R-1577 
- There might be some differences in UL certification conditions between the existing part numbers and the new part numbers. Please contact a sales representative in charge or this form for the detail.
 
Any letters with parentheses ( ) at the end of a part number are for identification code in our company and are not included in the part numbers registered for UL certification.


Video
Transmission loss performance Ranking in MEGTRON series

Line-up(Frequency dependence by transmission loss)


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 | |||
| MEGTRON8S | R-579YS(U) R-5795S(U)  | 
			220*¹ | 35 | 240 | >120 | 3.19 [@14GHz]  | 
			0.0012 [@14GHz]  | 
			0.7 (Cu: H-VLP3)  | 
		
| R-579YS(N) R-5795S(N)  | 
			220*¹ | 35 | 240 | >120 | 3.22 [@14GHz]  | 
			0.0015 [@14GHz]  | 
			0.7 (Cu: H-VLP3)  | 
		|
| MEGTRON8 | R-579Y(U) R-5795(U)  | 
			220*¹ | 50 | 270 | >120 | 3.08 [@14GHz]  | 
			0.0012 [@14GHz]  | 
			0.7 (Cu: H-VLP3)  | 
		
| R-579Y(N) R-5795(N)  | 
			220*¹ | 50 | 270 | >120 | 3.13 [@14GHz]  | 
			0.0016 [@14GHz]  | 
			0.7 (Cu: H-VLP3)  | 
		|
| MEGTRON7 | R-578Y(N) R-5785(N)  | 
			200 | 42 | 280 | >120 | 3.31 [@14GHz]  | 
			0.0023 [@14GHz]  | 
			0.8 (Cu: H-VLP)  | 
		
| R-578Y(GN) R-5785(GN)  | 
			200 | 42 | 280 | >120 | 3.31 [@14GHz]  | 
			0.0023 [@14GHz]  | 
			0.8 (Cu: H-VLP2)  | 
		|
| R-578Y(GE) R-5785(GE)  | 
			200 | 42 | 280 | >120 | 3.60 [@13GHz]  | 
			0.0034 [@13GHz]  | 
			0.8 (Cu: H-VLP2)  | 
		|
| R-578Y(R) R-5785(R)  | 
			200 | 42 | 280 | >120 | 3.31 [@14GHz]  | 
			0.0023 [@14GHz]  | 
			0.8*² (Cu: Buried Resistor)  | 
		|
| Halogen-free MEGTRON6  | 
			R-537Y(N) R-5375(N)  | 
			250*¹ | 39 | 200 | >120 | 3.36 [@13GHz]  | 
			0.0029 [@13GHz]  | 
			0.6 (Cu: H-VLP2)  | 
		
| R-537Y(E) 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)  | 
		
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.
                      

