ISOLA Material


Isola is a leader of PCB material manufacturing. With more than a century creating different kind of materials for various purposes, Isola now offer materials for Automotive/ Medical, Industrial&Instrumentation/ Consumer Electronics/ Networking&Cummunications/ Aerospace& Defense/ Computing, Storage&Peripherals/ Radio Frequency Microwave.


With over two decades of partnership with Isola, PCE offers the shortest lead times and the best material pricing from this CCL maker. We also provide robust technical support and after-sales services tailored to our clients' product applications.

Halogen


  Tg(°C) Td(°C) Dk@2GHz Dk@10GHz Df@2GHz Df@10GHz Applications
370HR 180 340 4.04 3.92 0.021 0.025 Automotive/ Medical, Industrial&Instrumentation/ Consumer Electronics/  Networking&Cummunications/ Aerospace& Defense/ Computing, Storage&Peripherals
185HR 185 340 4.01 3.88 0.02 0.0236 Automotive/ Medical, Industrial&Instrumentation/ Consumer Electronics/  Networking&Cummunications/ Aerospace& Defense
FR408HR 190 360 3.68 3.65 0.0092 0.0095 Aerospace&Defense/ Computing, Storage&Peripherals/ Networking&Communications/ Medical, Industrial&Instrumentation
I-Speed 180 360 3.64 3.63 0.006 0.006 Medical, Industrial&Instrumentation/ Networking&Cummunications/ Aerospace& Defense/ Computing, Storage&Peripherals
I-Tera MT40 215 360 3.45 3.45 0.0031 0.0031 Automotive/ Medical, Industrial&Instrumentation/ Networking&Cummunications/ Aerospace& Defense/ Computing, Storage&Peripherals
Tachyon 100G 215 360 3.02 3.02 0.0021 0.0021 Networking&Cummunications/ Aerospace& Defense/ Computing, Storage&Peripherals
Astra MT77 200 360 3 3 0.0017 0.0017 Automotive/ Aerospace& Defense/ Radio Frequency Microwave

Halogen Free


  Tg(°C) Td(°C) Dk@2GHz Dk@10GHz Df@2GHz Df@10GHz Applications
IS550H 200 400 4.5 4.43 0.14 0.16 Automotive / Aerospace& Defense
370HRG 185 390 4.3 4.3 0.015 0.015 Automotive/ Medical, Industrial&Instrumentation/ Consumer Electronics/  Networking&Cummunications/ Aerospace& Defense/ Computing, Storage&Peripherals
IS580G 195 385 3.8 3.8 0.006 0.006 Automotive/ Networking&Cummunications/ Aerospace& Defense/ Computing, Storage&Peripherals
TerraGreen 400GE 200 >380 3.15 3.15 0.0017 0.0017 Automotive/ Networking&Cummunications/ Aerospace& Defense/ Computing, Storage&Peripherals
TerraGreen 400G 200 >380 3.15 3.15 0.0017 0.0017 Automotive/ Networking&Cummunications/ Aerospace & Defense/ Computing, Storage&Peripherals
TerraGreen 400G2 200 >380 3.15 3.15 0.0017 0.0017 Automotive/ Networking &Cummunications/ Aerospace & Defense/ Computing, Storage & Peripherals

Automotive
Medical, Industrial&Instrumentation
Consumer Electronics
Networking&Cummunications
Aerospace& Defense
Computing, Storage&Peripherals
Radio Frequency Microwave

Isola provides a significant performance boost over standard FR-4 substrates by offering superior thermal reliability, exceptional signal integrity for high-speed designs, and outstanding resistance to manufacturing defects. Manufactured by the Isola Group, these high-performance copper-clad laminates and dielectric prepregs are specifically engineered for demanding, harsh-environment applications like automotive, aerospace, AI data centers, and telecommunications.
The core advantages of using Isola materials are structured below:


1. High Thermal Reliability


  • Elevated Glass Transition Temperature (Tg): Many Isola laminates feature a high Tg exceeding 170°C to 180°C (and up to 280°C for ultra-high-frequency options like Tachyon). This ensures the material remains rigid and stable at extreme temperatures.
  • Lead-Free Assembly Compatibility: With high decomposition temperatures (Td > 340°C), they easily survive the intense heat of modern, lead-free reflow soldering without blistering or delaminating.
  • Low Coefficient of Thermal Expansion (CTE): Their low Z-axis CTE minimizes expansion during heating. This protects plated through-holes (PTHs) and microvias from cracking during thermal cycling.

2. Superior Signal Integrity (Low Electrical Loss)


  • Stable Dielectric Constant (Dk): Isola substrates maintain a stable Dk across a wide range of frequencies and temperatures. This allows for precise impedance control in RF and microwave designs.
  • Low Dissipation Factor (Df): Specialized materials like Astra MT77 and Tachyon exhibit an ultra-low Df (down to 0.001). This significantly reduces signal attenuation and energy loss in high-frequency (>20 GHz) and high-speed digital paths.

3. Excellent Mechanical Robustness & Longevity


  • CAF Resistance: Isola uses advanced resin formulations that offer industry-leading resistance to Conductive Anodic Filament (CAF) growth. This prevents internal electrical shorts in high-density interconnect (HDI) designs where spacing is tight.
  • Low Moisture Absorption: These laminates resist humidity. This preserves their electrical insulation properties even when operating in damp or harsh industrial environments.
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