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DPC Alumina Ceramic PCB for Industrial Control Circuits

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Product Overview


100×100mm DPC Alumina Ceramic Substrate - For Industrial Control Circuits

This product is a large-format ceramic circuit board specifically designed for industrial control applications. Using high-purity alumina ceramic substrate and Direct Plated Copper technology, it achieves precise double-layer circuit structure within 100×100mm specification. The product offers excellent electrical insulation performance, stable mechanical strength and reliable thermal management capability, providing an ideal carrying platform for core circuits of industrial control systems.


DSC08271

Product Features


Stable Electrical Performance


Withstand voltage: ≥3.0 kV

Insulation resistance: ≥10¹² Ω

Dielectric constant: 9.8 @1MHz

Reliable Thermal Management


Thermal conductivity: 24-28 W/(m·K)

CTE: 6.5-7.5 ppm/℃

Operating temperature: -55℃~350℃

Precision Circuit Characteristics


Circuit accuracy: ±30 μm

Interlayer alignment: ±25 μm

Copper thickness: 50-200 μm adjustable

Enhanced Mechanical Properties


Flexural strength: ≥300 MPa

Surface flatness: ≤0.5%

Substrate thickness: 0.63 mm/1.0 mm optional

Applications


Industrial PLC control modules

Motor drive control circuits

Power conversion control units

Automation equipment mainboards

Instrumentation control cores

Energy management system control units

FAQ


Q: How to ensure flatness of large-size alumina substrate?


A: Optimized sintering process and strict stress control ensure warpage <0.3%, meeting automated mounting requirements.

Q: Can double-layer design meet complex control needs?


A: Reasonable interlayer layout and via design enable complex control logic circuits with high-density component placement.

Q: Reliability in humid environments?


A: Excellent moisture resistance, passing 85℃/85%RH 1000h test with stable insulation performance.

Q: Support for high-frequency control signals?


A: Supports signal transmission below 100MHz with ±10% characteristic impedance control accuracy.

Q: Maximum current capacity?


A: Power lines can continuously carry up to 30A current, meeting high-power control requirements.


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