Product Structure
Typical Double-sided Electroplated Gold PCB Structure:
Electroplated Gold Layer (Au)
Nickel Barrier Layer (Ni)
Top Copper Layer
FR-4 Base Material
Bottom Copper Layer
Nickel Barrier Layer (Ni)
Electroplated Gold Layer (Au)
The electroplated gold finish creates a durable and highly conductive surface suitable for contact areas, edge connectors, and high-reliability electronic assemblies.
Key Features
✓ Superior Electrical Conductivity
Electroplated gold provides excellent signal transmission and low contact resistance.
✓ Outstanding Wear Resistance
Ideal for repeated insertion, contact points, and connector applications.
✓ Excellent Corrosion Resistance
Protects the PCB surface from oxidation and environmental exposure.
✓ High Reliability
Maintains stable performance under demanding operating conditions.
✓ Exceptional Surface Durability
Provides a longer service life than many conventional surface finishes.
✓ Excellent Bonding Performance
Suitable for wire bonding and high-end electronic applications.
Technical Specifications
Item Specification
Layer Count 2 Layers
Base MaterialFR-4/High TG Material
Board Thickness 0.2mm – 3.2mm
Copper Thickness 0.5oz – 6oz
Surface Finish Electroplated Gold
Gold Thickness 1μm – 5μm (Customized)
Nickel Thickness 3μm – 7μm
Minimum Line Width/Space 3/3 mil
Minimum Hole Size 0.15mm
Solder Mask Color Green, Black, White, Blue, Red
Silkscreen Color White, Black
Maximum Panel Size Customized
Quality Standard IPC Class II/III
Advantages of Electroplated Gold PCB
Excellent electrical conductivity
Superior wear resistance
Outstanding corrosion resistance
Low contact resistance
Excellent bonding capability
Long service life
High mechanical durability
Suitable for high-frequency applications
Application Areas
Communication Equipment
RF modules
Base station equipment
Network communication devices
Signal transmission systems
Industrial Electronics
Industrial automation equipment
Precision control systems
Power management modules
Industrial instruments
Automotive Electronics
ECU control modules
Vehicle communication systems
Sensor control boards
Intelligent automotive electronics
Medical Equipment
Diagnostic devices
Medical monitoring systems
Precision electronic instruments
Healthcare equipment
High-End Consumer Electronics
Computer peripherals
Gaming devices
Audio equipment
Smart electronic products
