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Gold Finger PCB - şi

PCB multistrat/

Gold Finger PCB

Nume: Gold Finger PCB
Layers: 1-32 layers
Finished hole size: PTH ±0.003", NPTH ±0.002"
Aspect ratio: Min 1:8
Minimum silkscreen line width: 0.006" or 0.15mm
Impedance control: ±5%
Ring: Min. 0.1 mm
Solder mask registration: ±0.003"
Layer to layer alignment: ±0.003"
Minimum plated through hole drill bit: 0.25mm, 0.30mm
Copper thickness: 1/2OZ 1OZ 2OZ 3OZ

  • Product Details

1. Standard gold fingers (straight fingers)

Arranged neatly along the edge of the board, rectangular pads of equal length and width. Commonly used for network cards and graphics card types. These gold fingers are more numerous.

2. Long-short gold fingers (coreless gold fingers)

Rectangular pads of varying lengths on the board, often used for physical objects such as memory, USB drives, card readers, etc.

3. Segmented gold fingers (interrupted gold fingers)

Rectangular pads of varying lengths cut off at the front along the edge of the board.

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