Park Aerospace Nelco® N4000-13 BC® Buried Capacitance™, High-Speed Multifunctional Epoxy Laminate and Prepreg

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Park Aerospace Nelco® N4000-13 BC® Buried Capacitance™, High-Speed Multifunctional Epoxy Laminate and Prepreg
Categories:	Polymer; Thermoset; Epoxy
Material Notes:	The Nelco N4000-13 series is an enhanced epoxy resin system engineered to provide both outstanding thermal and high signal speed / low signal loss properties. The Nelco N4000-13 BC® is offered as a buried capacitance solution, offering a greater degree of design freedom for smaller, more reliable assemblies. Key Features and Benefits: Tg >210°C, outstanding thermal, electrical and signal loss properties CAF Resistant Buried Capacitance Solution Proprietary advanced resin technology High-Tg FR-4 processing Available in a variety of constructions Applications/Qualifications: High Density Interconnects Fine-Line Multilayers Backplanes Surface-Mount Multilayers BGA Multilayers MCM-Ls CSP Attachment Wireless Communications Infrastructure High Speed Services High Speed Storage Networks Internet Switching / Routing Systems Information provided by Park Electrochemical Corp.
Key Words:	EP
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Physical Properties	Original Value	Comments

Density	1.77 g/cc	50% Resin Content; Internal Method
Water Absorption	0.10 %	IPC-TM-650.2.6.2.1

Mechanical Properties	Original Value	Comments
Peel Strength	7.50 pli	after solder float; IPC-TM-650.2.4.8
	8.10 pli	at elevated temperature; IPC-TM-650.2.4.8.2a
	9.00 pli	after exposure to process solutions; IPC-TM-650.2.4.8

Electrical Properties	Original Value	Comments
Dielectric Constant	3.2 @Frequency 1e+10 Hz	Stripline; IPC-TM-650.2.5.5.5
	3.3 @Frequency 1e+9 Hz	RF Impedance; IPC-TM-650.2.5.5.9
	3.3 @Frequency 2.50e+9 Hz	Split Post Cavity
Dielectric Strength	1200 V/mil	IPC-TM-650.2.5.6.2
Dissipation Factor	0.0080 @Frequency 2.50e+9 Hz	Split Post Cavity
	0.0090 @Frequency 1e+10 Hz	Stripline; IPC-TM-650.2.5.5.5

Thermal Properties	Original Value	Comments
Specific Heat Capacity	0.290 BTU/lb-°F	ASTM E1461
Thermal Conductivity	2.43 BTU-in/hr-ft²-°F	ASTM E1461
Glass Transition Temp, Tg	200 °C	TMA; IPC-TM-650.2.4.24c
	210 °C	DSC; IPC-TM-650.2.4.25c
	240 °C	DMA (Tan d Peak); IPC-TM-650.2.4.24.3
Decomposition Temperature	365 °C	5% weight loss; TGA; IPC-TM-650.2.4.24.6
Flammability, UL94	V-0

Descriptive Properties
Methylene Chloride Resistance (% Weight Change)	0.7	IPC-TM-650.2.3.4.3
T260 (minutes)	>30	IPC-TM-650.2.4.24.1

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PPARK108 / 89380

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