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High-Precision AlN Submount Array with Stress-Relief Slot (CoS Panel)

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Product Details

Product Overview: Engineered for the most extreme thermal and mechanical environments, this specialized Aluminum Nitride (AlN) submount array panel features an innovative central stress-relief slot to prevent warpage and ensure absolute flatness during high-temperature die attach. Featuring elongated precision-etched gold pads and fully indexed tooling margins, it is the ultimate DPC substrate for Edge-Emitting Lasers (EEL), High-Power RF Amplifiers, and advanced optical modules.

Technical Specifications (Datasheet):

Parameter Specification
Substrate Material High-Thermal Aluminum Nitride (AlN)
Thermal Conductivity 170 W/m·K - 230 W/m·K
Structural Design Pre-routed Central Slot for Thermal Stress Relief
Metallization Technology High-precision DPC (Direct Plated Copper)
Surface Finish Thick Soft Gold (Au) / ENIG (Optimized for Eutectic Die Attach)
Pad Geometry Elongated rectangular array (customizable for EEL & RF dies)
Edge Features High-contrast indexing marks and precision tooling holes
Thermal Cycling Reliability Exceptional (Zero warpage due to stress-relief design)
Die Attach Compatibility Ideal for AuSn Eutectic Soldering and Silver Epoxy
Main Applications Edge-Emitting Lasers (EEL), Optical Transceivers, High-Power RF/Microwave Modules, Aerospace Electronics

Manufacturing Advantage: Our advanced routing and laser-cutting capabilities allow for complex panel structures, such as stress-relief slots, without compromising the integrity of the AlN ceramic. Combined with our flawless DPC metallization and comprehensive indexing margins, this panel is 100% ready for your automated pick-and-place and diamond saw dicing equipment.

*Note: Array dimensions, pad shapes, and slot designs are fully customizable.

Please upload your CAD/Gerber files for an immediate engineering review and quote.

The heat dissipation and temperature-resistant precision LED beads are suitable for ceramic circuit boards