Fluoropolymers / Alfa Chemistry
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Ceramic Filled PTFE-TSM-DS3

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Catalog Number ALFP000010
Description TSM-DS3 is a thermally stable, low-loss core (DF = 0.0011 at 10 GHz) renowned in the industry. It can be produced with the same reliability and consistency as top-quality fiberglass-reinforced epoxies. As a ceramic-filled reinforced material, TSM-DS3 contains minimal fiberglass content (around 5%) and competes with epoxies in creating large, complex multilayer structures. It was developed for high-power uses (with a thermal conductivity of 0.65 W/m*K) where it's crucial for the dielectric material to dissipate heat from other sources in printed wiring board designs. Additionally, TSM-DS3 features very low thermal expansion coefficients, making it suitable for challenging thermal cycling conditions.
Application Couplers
Phased Array Antennas
Radar Manifolds
mmWave Antennas
Oil Drilling
Semiconductor / ATE Testing
Dielectric Constant 3.0 +/- 0.05
Dissipation Factor 0.0014
Feature Dimensionally stable low loss laminate
Features And Benefits Industry best DF (DF: 0.0011 @ 10GHz)
High thermal conductivity
Low (~5 %) fiberglass content
Dimensional stability rivals epoxy
Enables large format high layer count PWBs
Builds complex PWBs in yield with consistency and predictability
Temperature stable DK +/- 0.25 (-30 ° to 120 °C)
Compatible with resistor foils
IPC Slash Sheet 4103A/230
Thermal Conductivity 0.65 (W/mK)

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※ Please kindly note that our products are for research use only.