4-Layer PCB, Blue Solder Mask ,ENIG, RoHS Compliance. 4-Layer PCB,ENIG,Blue Solder MaskRoHS Compliance.

Certificates

ULISO9001TS16949ISO14001

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Testing Items

100% Electrical Test 100% Visual Inspection (including warp & twist check) Dimensional Inspection (finished hole sizes, pcb profiles, etc) MicrosectionSolderability Test (245±5ºC; 3-5 sec) Thermal Test (288±5ºC; 10 sec. inspect delamination, etc) Tape Test (adhesion test) Peel Test (conductor peel strength) Impedance Test Ionic Contamination Test

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4-Layer ENIG PCB