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HDI PCB

» HDI PCB

8-Layer 2+N+2 HDI PCB

Product Name: 8 Layer 2+N+2HDI PCB
Type: HDI
Material: FR4 high Tg
Substrate copper foil thickness: outer layer oz; inner layer 1/3 oz
Minimum linewidth/spacing: 2mil/2mil
Minimum borehole diameter: 0.2mm
Minimum laser borehole diameter: 0.075 mm
Blind hole depth ratio: 1:1
Maximum finished product size: 500mm X600mm
Surface treatment: OSP + chemical gold precipitation
Weld Resistance Color: Green
Special technology: blind buried hole

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  • Specifications

Detailed introduction
HDI (High Density Intrerconnection) PCB is defined as a printed circuit board with aperture less than 6 mil, hole Pad less than 0.25 mm, contact density more than 130 points/square inch, wiring density more than 117 inches/square inch, and wiring width/spacing less than 3 mil/3 mil. HDI circuit boards are mainly used in mobile phones, cameras, cameras, laptops, Internet cards, IC boards, military, medical and other fields.
Generally speaking, HDI circuit boards have the following advantages:

  • 1. Cost reduction
  • 2. Increase wiring density
  • 3. Favorable for the use of advanced packaging technology
  • 4. Better electrical performance and signal correctness
  • 5. Better reliability
  • 6. Improving thermal properties
  • 7. It can improve radio frequency interference, electromagnetic interference and electrostatic discharge.
  • 8. Increase design efficiency
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HDI PCB ,

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