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High-Density Black Matrix AlN Ceramic Substrate Panel for CoS Packaging

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Product Details

Product Overview:

Redefine mass-production efficiency for micro-optoelectronics. This ultra-high-density ceramic matrix features a high-contrast black solder mask (or black ceramic) designed specifically to maximize AOI (Automated Optical Inspection) recognition speeds. Engineered on a high-thermal AlN or Alumina core with a comprehensive indexing bus—including precision tooling holes and tick marks—it provides a seamless, high-yield platform for the automated assembly of VCSELs, Laser Diodes (CoS), and miniature sensor arrays.

Technical Specifications (Datasheet):

Parameter Technical Data / Specification
Substrate Material High-Thermal AlN (170-230 W/m·K) / 96% Alumina ($Al_2O_3$)
Circuit Configuration Ultra-High-Density Multi-Unit Panelized Matrix
Optical Contrast Matte Black LPI Solder Mask (Optimized for AOI Efficiency)
Metallization Tech High-Precision DPC (Direct Plated Copper)
Surface Finish Thick Soft Gold (Au > 0.5μm) / ENIG (Optimized for Wire Bonding)
Automation Features Integrated Indexing Ticks, Tooling Holes, and Global Fiducials
Plating Uniformity < ± 10% variation across the entire panel via continuous Bus Bar
Singulation Compatibility Precision V-Scoring or Laser Scribing (Snap-breaking ready)
Dielectric Strength > 15 kV/mm (Standard for power optoelectronics)
Thermal Conductivity Up to 230 W/m·K (Base material performance)
Main Applications VCSEL Arrays, Laser Diode Thermal Management (CoS), Optical Transceivers, LiDAR

Manufacturing Advantage:

Our proprietary high-contrast metallization and masking process allow your automated die bonders and AOI systems to operate at maximum velocity with minimal alignment faults. By integrating precision indexing marks directly onto the gold-plated bus bar, we ensure that every micro-submount from the center to the edge is processed with micron-level accuracy, significantly driving down your cost-per-unit while maximizing total yield.

*Note: Array pitch, unit dimensions, and custom markings on the bus bar are 100% customizable. Please upload your Gerber data for an immediate engineering quote.

Black alumina ceramic substrate