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High-Current 3OZ Copper-Based PCB | 4.0mm Thick with Step Hole & OSP Treatment - Superior Thermal Management - UGPCB

Special PCB/

High-Current 3OZ Copper-Based PCB | 4.0mm Thick with Step Hole & OSP Treatment – Superior Thermal Management

Model : Copper based printed circuit board

Material : Copper base

Layer : 1Layers

Color : Green/White

Finished Thickness : 4.0mm

Copper Thickness : 3OZ

Surface Treatment : osp

Special Process : Step hole pcb

Application : High end communication power supply pcb

  • Product Details

Copper-Based Printed Circuit Board Material Composition

The Copper-Based Printed Circuit Board (PCB) is primarily composed of a copper base, which provides excellent conductivity and thermal stability. This model features a single layer design, making it suitable for a range of applications requiring efficient electrical pathways.

Copper-Based Printed Circuit Board

Performance Capabilities

With a finished thickness of 4.0mm and a copper thickness of 3OZ, this PCB is robust and capable of handling high currents and temperatures. The copper base ensures superior heat dissipation, crucial for maintaining performance in demanding environments.

Distinctive Characteristics

Available in green or white, this PCB stands out with its Osp (Organic Solderability Preservative) surface treatment, which protects the copper circuitry from tarnishing and ensures reliable soldering. Additionally, it features a special process known as step hole PCB, allowing for multi-level interconnection, ideal for complex circuit designs.

Copper Clad PCB Structure (Metal Core PCB)

Production Workflow

The production of this copper-based PCB begins with the preparation of the copper base material. Next, the circuitry is etched onto the copper layer using advanced photolithographic techniques. After etching, the Osp treatment is applied to preserve the copper’s solderability. The PCB is then inspected for quality and undergoes drilling for step holes, a process that enables vertical electrical connections across different layers. Finally, the PCB is cut to size and prepared for shipping.

flowchart illustrating the copper-based PCB production process

Application Scenarios

Due to its high performance and reliability, the Copper-Based Printed Circuit Board is ideal for high-end communication power supply applications. It is particularly suited for use in systems requiring high current handling, robust thermal management, and intricate circuit designs. Its ability to support step hole interconnectivity makes it an excellent choice for multi-layered and complex PCBs in telecommunication and power supply units.

Application of Stepped Via Copper-Clad PCB in High-End Telecommunications Power Systems

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