Lead free compatible FR4 materials

• Multifunctional epoxy resin systems
• Wide range of applications and markets
• ​Frequencies up to 2-3 GHz
  

Lead Free Applications - Mid to High Tg

Brand	Product	Tg	Td	Dk	Df	IPC-4101	UL
Isola	185HR	180°C	340°C	4.01	0.020	/98 /99 /101 /126	Y
Isola	370HR	180°C	340°C	4.04	0.021	/98 /99 /101 /126	Y
Isola	IS410	180°C	350°C	3.97	0.020	--	Y
Isola	IS415	200°C	370°C	3.72	0.012	/98 /99 /101 /126	Y
Iteq	IT180A	175°C	345°C	4.4	0.015	--	Y
Ventec	VT47	180°C	​355°C	4.27	0.016	/98 /99 /101 /126	Y
Ventec	VT481	​155°C	​​345°C	4.3	0.015	--	Y
EMC	​EM-827	​​175°C	350°C	4.3	0.019	/98 /99 /101 /126	Y
​TUC	TUC-768	​​180°C	350°C	4.3	0.018	--	Y

Features:

• Hybrid capability
• Wide range RC% prepregs
• Square weave and spread glass
• ​Frequencies up to 10-15 GHz
  

High Performance - Low Loss, Mid Dk

Brand	Product	Tg	Td	Dk	Df	Frequency	UL
Isola	FR408	​180°C	​360°C	3.67	0.012	≤ 10 GHz	Y
Isola	FR408HR	190°C	​360°C	3.68	0.009	≤ 10 GHz	Y
Isola	FR408HRSI	180°C	360°C	3.68	0.009	​≤ 10 GHz	Y
Isola	I-Speed	180°C	​360°C	3.64	0.006	≤ 15 GHz	Y
Nelco	N4000-13	210°C	350°C	3.60	0.008	​​≤ 10 GHz	Y
Nelco	N4000-13EP	​210°C	350°C	3.60	0.009	​​≤ 10 GHz	Y
Nelco	N4000-13EPSI	210°C	350°C	3.20	0.008	​≤ 10 GHz	Y
Panasonic	Megtron 4 - R-5725	200°C	360°C	3.80	0.007		N

Features:

• Excellent CAF performance
• Superior thermal robustness

Don't Forget Foil Considerations!

Features:

• Precise control of the tolerance of Dk, Df and dielectric thickness
• Copper foil options​

​Applications:

• Antennas
• Radar
• Space based systems
• Communications
• Automotive

High Speed Digital - Very Low Loss & Dk

Brand	Product	Tg	Td	Dk	Df	Frequency	UL
Isola	I-Tera MT40	200°C	360°C	3.45	0.0031	≤ 60 GHz	Y
Isola	Tachyon 100G	​200°C	​360°C	​3.02	​0.0021	​≤ 125 GHz	Y
Panasonic	​Megtron 6 (G) - R-5775	​185°C	410°C	​3.70	0.002	Value	Y
Panasonic	​Megtron 6 (K) - R-5775	185°C	410°C	3.70	0.002	Value	Y
Panasonic	​Megtron 6 (N) - R-5775(N)	​185°C	410°C	​3.40	​0.0015		Y

 RF / Microwave - Ultra Low Loss & Dk

Brand	Product	Tg	Td	Dk	Df	Frequency	UL
Isola	I-Tera MT40 RF/MW	200°C	360°C	3.38 - 3.75	0.0028 - 0.0035	≤ 77 GHz	Y
Isola	Astra MT77	200°C	360°C	3.00	0.0017	≤ 125 GHz	Y
Panasonic	Megtron 7 - R-5785	200°C	400°C	3.60	0.003		N
​Panasonic	Megtron 7 (N) - R-5785	200°C	400°C	3.40	0.002		N
Rogers	​RO4350B	​280°C	390°C	3.66	0.0037		Y
Rogers	​RO4835	280°C	​390°C	3.66	0.0037		N
Rogers	RO4003C ​​	280°C	425°C	3.55	0.0027	Value	**
Rogers	RO3003	--	500°C	3.00	0.0010	Value	N
​Rogers	​RO5880 - RT/Duroid	--	500°C	2.20	0.0009		N
Taconic	TLX ***	--	--	2.55	0.0017	Value	N
Taconic	​TLY-5 ***	--	--	2.20	0.0009	​≤ 77 GHz​	N
​Taconic	​TSM-DS3 ****	--	526​°C	2.94	0.0011	Value	N

** Material Not UL Rated

***PTFE / Glass
****PTFE / Ceramic

Features:

• Maintains bond strength at high temperature

Products shipping to the European Union have halogen restrictions!

Polyimide - Thermal Reliability

Brand	Product	Tg	Td	Dk	Df	IPC-4101	UL
Ventec	VT901	250​°C	395°C	4.05	0.012	​/40 /41	Y
Isola	P96	260°C	396°C	3.76	0.017	/40 /41	N
Nelco	N7000-2 VO	250​°C	390°C	3.76	0.010	/40 /41 /42	**
Arlon	85N	250​°C	387°C	4.20	0.010	/40 /41	N

** UL 94 V-1

Halogen Free

Brand	Product	Tg	Td	Dk	Df	IPC-4101	UL
Hitachi	MCL-HE-679G	180​°C	380​°C	3.90	0.009	/127 /128 /130	Y
Ventec	VT441	158°C	385°C	4.40	0.014	/127 /128	N
Panasonic	R-1566W / R-1551W	170°C	350​°C	4.60	0.010	/127 /128	N

Misc / Specialty Resins

Brand	Product	Tg	Td	Dk	Df	Frequency	UL
Rogers	92ML	160°C	400​°C	5.20	0.013	--	N
Taconic	CER-10	--	--	10.0	0.0035	--	N
Faradflex	MC24M	185°C	390​°C	3.48	0.016	--	N