Kingford focus on the high-quality PCBA order demand of "Multiple varieties, medium and small batch, and short lead time".
Gold Finger PCB
Goldfinger PCB

Goldfinger PCB

Name: Goldfinger PCB

Layers: 1-32 layers

Finished hole size: PTH ±0.003'', NPTH ±0.002"

Aspect Ratio: Minimum 1:8

Screen printing minimum line width: 0.006" or 0.15mm

Impedance control: ±5%

Ring: Min. 0.1mm

Solder Mask Registration: ±0.003"

Layer-to-layer registration: ±0.003"

Minimum copper-plated drill bit: 0.25mm, 0.30mm

Copper thICkness: 1/2OZ 1OZ 2OZ 3OZ

Hole size: 0.2mm

Substrate: FR4 CEM1 CEM3 Aluminum

Plate thickness: 0.2mm-4.5mm

Surface treatment: HASL-LF/OSP/ENIG etc.

Product Details Data Sheet

Golden finger classifICation

1. Conventional gold finger (Qiping finger)

Located on the edge of the plate neatly arranged the same length and width rectangular pad. It is often used in types of network cards and graphics cards. These gold fingers are more.

2. Long and short gold fingers (that is, the finger of the unconcerned gold)

Located rectangular pads with different lengths of the board, commonly used in the actual objects such as memory, U disk, card reader and other types. 

3. Segmental golden fingers (intermittent gold finger)

The rectangular pad with different lengths of the plate side is cut off in the front.

Name: Goldfinger PCB

Layers: 1-32 layers

Finished hole size: PTH ±0.003'', NPTH ±0.002"

Aspect Ratio: Minimum 1:8

Screen printing minimum line width: 0.006" or 0.15mm

Impedance control: ±5%

Ring: Min. 0.1mm

Solder Mask Registration: ±0.003"

Layer-to-layer registration: ±0.003"

Minimum copper-plated drill bit: 0.25mm, 0.30mm

Copper thICkness: 1/2OZ 1OZ 2OZ 3OZ

Hole size: 0.2mm

Substrate: FR4 CEM1 CEM3 Aluminum

Plate thickness: 0.2mm-4.5mm

Surface treatment: HASL-LF/OSP/ENIG etc.

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