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High-Power Black Ceramic Substrate with Integrated Thermal Via Ring

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Product Details

Product Overview:

Combine high-end aesthetics with extreme thermal management. This circular, high-power ceramic substrate is specifically engineered for high-intensity industrial lighting, UV curing systems, and high-power RF modules. Featuring a precision-etched black solder mask for zero-light-interference and a comprehensive peripheral thermal via ring for rapid heat dissipation, it offers a robust platform for multi-die COB integration with on-board passive components. Its four heavy-duty mounting points ensure maximum mechanical stability under high-vibration and extreme-temperature environments.

Technical Specifications (Datasheet):

Parameter Technical Data / Specification
Substrate Material Black Alumina ($Al_2O_3$ 96%) / Aluminum Nitride (AlN) with Black Mask
Circuit Layout High-Density Multi-Pad Matrix with Peripheral Thermal Vias
Metallization Tech High-Precision DPC (Direct Plated Copper)
Surface Finish High-Reliability ENIG (Electroless Nickel Immersion Gold)
Thermal Management Ring of Plated Through-Hole (PTH) Thermal Vias
Optical Contrast Matte Black Solder Mask (Optimized for AOI & Stray Light Suppression)
Copper (Cu) Thickness 35 μm - 100 μm (Customizable for high-current loads)
Mounting Features 4-Point Reinforced Mounting Flanges (Standard Industrial Pitch)
Dielectric Strength > 15 kV/mm (High-voltage safety for power electronics)
Operating Temp. Continuous operation up to 250°C (Base substrate)
Main Applications Searchlights, Stage Lighting, Industrial UV Curing, Power RF Modules, Drone Lighting

Manufacturing Advantage:

Our proprietary black solder mask technology ensures superior adhesion and thermal stability, preventing yellowing or delamination even under intense UV exposure or continuous high-wattage operation. By integrating a dense ring of laser-drilled thermal vias, we create a specialized heat-path that significantly lowers the junction temperature of your power LEDs, extending their lifespan and maximizing luminous efficiency.

*Note: Array diameter, via density, and solder mask color (e.g., White/Green/Blue) are 100% customizable. Please upload your Gerber data for an immediate engineering review.

Metallization of ceramics for electronic devices