Shenzhen Xunsiwei Circuit Co., Ltd.
                                                                                                           
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17 Years
Since 2009
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4 Layer 1+N+1 HDI Printed Circuit Board Assembly With Laser Microvias ENIG Finish

Price Negotiable
Price: Negotiable
MOQ: 1
Delivery Time: 8-15DAYS
Brand: XSW PCB
Product Description
Custom 4 Layer 1+N+1 HDI PCB Board Assembly with Laser Microvias and ENIG Finish

Custom 4 Layer 1+N+1 HDI PCB Board Assembly with Laser Microvias and ENIG Finish is designed for high-density electronic applications that require enhanced signal integrity, compact layouts, and reliable performance. Utilizing advanced laser-drilled microvia technology, this HDI PCB enables higher routing density, reduced signal loss, and improved electrical performance compared to conventional multilayer boards. The 1+N+1 stack-up structure provides an ideal balance between complexity, cost efficiency, and manufacturing reliability.

Key Specifications
Layer Count 4-Layer
Material FR-4 TG150
Board Thickness 0.33mm (Customizable)
Copper Thickness 1/0.5/0.5/1 oz
Minimum Hole Size 0.1 mm
Minimum Line Width 0.075 mm
Minimum Line Spacing 0.075 mm
Solder Mask Color Black
Surface Finish  Immersion Gold (ENIG)

 

Product Description

  • Advanced 1+N+1 HDI Structure
    • Optimized stack-up design with laser-drilled microvias for higher routing density and improved circuit integration.
    • Ideal for compact and high-performance electronic products.
  • Laser Microvia Technology
    • Precision laser-drilled blind vias ensure reliable interconnection between layers.
    • Supports fine-pitch components and complex PCB layouts.
  • High-Density Interconnect Design
    • Enables more components to be placed within limited board space.
    • Reduces PCB size while maintaining excellent electrical performance.
  • Premium ENIG Surface Finish
    • Excellent solderability and flat surface for SMT assembly.
    • Superior oxidation resistance and extended shelf life.
    • Suitable for BGA, QFN, and other fine-pitch packages.
  • Enhanced Signal Integrity
    • Shorter signal paths help minimize signal loss and electromagnetic interference (EMI).
    • Supports high-speed and high-frequency circuit applications.
  • Improved Reliability and Durability
    • Strong interlayer connections provide excellent mechanical and thermal reliability.
    • Designed for long-term operation in demanding environments.
  •  
  • Design Specifications
Item Mass Production Capability Extreme Capability
Board Thickness Range 0.3~6.0mm 0.3~6.0mm
Exposure Alignment Accuracy ±0.015mm ±0.005mm
Minimum Annular Ring Single side ≥0.05mm Single side ≥0.05mm
Min Line Width/Space (1/3oz base copper) 0.05mm / 0.05mm 0.045mm / 0.045mm
Min Line Width/Space (1/2oz base copper) 0.05mm / 0.05mm 0.05mm / 0.05mm
Min Line Width/Space (1oz base copper) 0.075mm / 0.075mm 0.075mm / 0.075mm
Etching Tolerance (1/3oz base copper) ±0.005mm ±0.005mm
Etching Tolerance (1/2oz base copper) ±0.005mm ±0.005mm
Etching Tolerance (1oz base copper) ±0.0075mm ±0.0075mm
Gold Finger Total Pitch Tolerance <30mm: ±0.05mm
30~60mm: ±0.075mm
<30mm: ±0.03mm
30~60mm: ±0.05mm

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Shenzhen Xunsiwei Circuit Co., Ltd.
Location No. 57, Houting Second Industrial Zone, Shajing Street, Bao'an District, Shenzhen, Guangdong Province, China
Contact Person xia

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