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Security Grade 4 Layer FR4 Black Solder Mask PCB With BGA Gold Fingers

Brand Name:	XSW PCB
Model Number:	XSWPCB
MOQ:	1
Price:	Negotiable
Payment Terms:	Western Union
Supply Ability:	1 Million Square feet/per month

Detail Information

Product Description

Detail Information

Place of Origin:

China

Certification:

UL ,IOS9000

Layer Count:

Material:

FR4

Board Thickness:

1.6 Mm

Copper Thickness:

1/1/1/1 Oz

Minimum Hole Size:

0.2 Mm

Minimum Line Width:

0.1 Mm

Minimum Line Spacing:

0.1 Mm

Supply Ability:

1 Million Square feet/per month

Highlight:

4 Layer Black Solder Mask PCB

FR4 Black Solder Mask PCB

Product Description

4-Layer Precision Security Mainboard

4-layer printed circuit board for security products, with ENIG surface finish, designed for high-reliability control applications requiring continuous long-term operation.

Key Specifications

Layer Count	4L
Material	FR4
Board Thickness	1.6 mm
Copper Thickness	1/1/1/1 oz
Minimum Hole Size	0.2 mm
Minimum Line Width	0.1 mm
Minimum Line Spacing	0.1 mm
Solder Mask Color	black
Surface Finish	ENIG (Electroless Nickel Immersion Gold)
Application Field	Power Supply Level

Product Features

6-Layer Precision Design

Heavy copper construction for enhanced current carrying capacity

Comprehensive Quality Control

Rigorous AOI inspection and electrical testing

Industrial Reliability

Engineered for harsh industrial environments

PCB Solutions for Security Applications

We provide one-stop PCB solutions tailored for security and surveillance scenarios, integrating material grading, precision manufacturing, full-process inspection, and environmental adaptation to meet 7×24 hours stable operation requirements.

The Advantages of Custom PCB Solutions:
Fully Customizable
Supports customization of dimensions, thickness, layer count, and various functional requirements to flexibly meet diverse application needs.

High-Performance Materials
Utilizes FR-4 and medium-to-high TG materials, offering excellent heat resistance, moisture resistance, and long-term stability.

Superior Reliability
Features high dielectric strength, robust voltage withstand capability, and strong anti-interference performance, ensuring stable operation even in harsh environments.

Professional Surface Finishes
Provides options such as ENIG, lead-free HASL, and OSP to ensure excellent solderability and long-term reliability.

Technical 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