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Ceramic Circuit Board for COB Packaging Lighting

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Product Overview


12×12mm DPC Aluminum Nitride Ceramic Substrate - For COB Packaging Lighting

This product is a high-performance ceramic substrate specifically designed for COB packaging lighting. Using high thermal conductivity aluminum nitride ceramic material and Direct Plated Copper technology, it achieves precise double-layer circuit structure within a 12×12mm square area. The product offers excellent thermal management capability, uniform current distribution and stable optical characteristics, providing an ideal integration platform for high power density LED chip arrays.


DSC08211

Product Features


Excellent Thermal Management


Thermal conductivity: ≥180 W/(m·K)

Thermal resistance: <1.5 K/W

Maximum power capacity: 60W

Uniform Current Distribution


Symmetrical circuit design


Voltage drop: <0.1V

Supports multi-chip parallel connection

Precision Packaging Characteristics


Chip layout accuracy: ±15μm

Pad flatness: ≤5μm

Gold layer thickness: 0.05-0.2μm

Excellent Environmental Reliability


Passes 3000h 85℃/85%RH test

Thermal cycle life: -40℃~150℃>1000 cycles

Excellent UV aging resistance

Applications


Commercial lighting COB light sources

Industrial high bay lighting

Studio professional lighting

Architectural landscape lighting

Plant growth lighting

Medical special lighting

FAQ


Q: Why choose AlN ceramic substrate for COB packaging?


A: COB packaging has high power density and significant heat generation. AlN's excellent thermal conductivity ensures chip junction temperature remains within safe range.

Q: How to ensure color consistency of multi-chips?


A: Precise circuit design and uniform thermal field distribution ensure all chips operate at same temperature environment.

Q: Support customized chip layout?


A: Supports different arrangement schemes according to optical design requirements.

Q: Maximum number of integrated chips?


A: Up to 100 chips on 12×12mm area, depending on chip size and optical requirements.

Q: Mass production yield?


A: Automated production line ensures product yield over 99.2% with stable quality.




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