Multilayer PCB

Elevate your electronics with UnityPCB's precision-engineered multilayer PCBs.

Key Features of Multilayer PCB

At UnityPCB, we specialize in producing advanced multilayer PCBs, capable of fabricating circuit boards with up to 18 layers. Here are their key features:

Specifications of Multilayer PCB at UnityPCB

SpecificationValue
LayersUp to 18 layers
Board Thickness0.8-5.0mm
Copper Thickness0.5 oz/ft² to 3 oz/ft²
Dielectric Constant (Er)2.9 to 4.3 (at 1 MHz)
Dissipation Factor (Tan δ)0.02 (at 1 MHz)
Maximum Operating TemperatureUp to 150°C (302°F)
Glass Transition Temperature (Tg)130°C to 180°C
Coefficient of Thermal Expansion (CTE)12 - 16 ppm/°C (along X and Y axes) 60 - 70 ppm/°C (along Z-axis)
Bend Radius1 to 15 mm
Flammability RatingUL94 V-0
Surface FinishesHASL, ENIG, OSP, and others
CertificationsUL , IPC-6012, RoHS, ISO 9001, ISO14001

Our Multilayer PCB PCB Fabrication Service

As a premier provider of multilayer PCBs, we provide high quality and specialized PCB fabrication services responsive to the requirements of clients. 

Custom Design
and Prototyping

Our engineer customize aluminum PCB designs according to your requirement and provide you with efficient prototyping solutions.

Advanced
Manufacturing

We manufacture single layer to multilayer aluminum PCBs using state of the art technology to ensure high accuracy and repeatability.

Quality
Assurance

All the circuit boards to be sold are tested for AOI, X-ray, and electrical testing before delivery to our customers.

Technical
Support

Our support team is tailored to meet your needs from the very beginning of your collaboration with us to after completing your order.

Applications of Multilayer Circuit Board

PCB Fabrication &Testing Equipment at UnityPCB

UnityPCB’s 12,400㎡ facility includes a 2,600㎡ clean room, 5 SMT lines, and 3 DIP production lines. Equipped with precision drilling machines, plating systems, and etching setups for exact circuit patterning, as well as reflow soldering machines and wave soldering systems. Our state-of-the-art X-Ray and AOI machines ensure the high-quality PCB production.

Multilayer PCB FAQs

Multilayer PCBs are made up of multiple layers of conductive material that are laminated together by insulating layers so as to make it possible to create compact and rather intricate electrical circuits.

They offer a higher package density per unit space they occupy, work at higher rates and with greater reliability, generate cleaner signals with less interfering noise, and possess a smaller form factor.

UnityPCB is capable of manufacturing printed circuit boards with up to 18 layers.

Different materials can be used in the production of these multilayers, including FR4 (fiberglass epoxy laminate), polyimide and high frequency laminates.

They include layer stack definition, the placement of signal routing and thermal control, and ensuring that spaces in between conductor lines are properly managed not to cause shorts.

Yes, UnityPCB can accommodate custom specifications and designs to meet specific project requirements.

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