8 Layered Impedance Board, Made of FR4 Material

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Basic Info

Payment Type:	Telegraphic Transfer in Advance (Advance TT, T/T)

Product Description

Type: 1 + 6 + 1HDI impedance board

Layer: 8

Material: FR-4

Finish thickness: 1.55±10%mm

Min width/spacing:

External layer: 3.7/3.2mil

Inner layer: 3.5/6mil

Via dia:

Specialty: L1, L2, L7, and L8, characteristic impedance 75oz ±10%

2 mil for external annular ring

Surface finish: ENIG

Application: telecommunication

laser blind via: 0.13mm

TPH: 0.3mm

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