Surface Finishes

SURFACE FINISHES

We have compiled the table below as a guideline for PCB finishes. Our focus is to ensure that all surface finishes are in-house for better control and lead times
 Property/Requirement Immersion Gold (ENIG) Immersion Silver (Ag) Immersion Tin (Sn) OSP LF-HASL HASL (Tin Lead)
 Cost High Medium Medium Lowest Low Low
 Estimated Shelf Life (15-28°c) 12 months 6 months 6 months 3-6 months 12 months 12 months
 Thermal Shock (PCB MFG) Low Very Low Very Low Very Low High High
 Wetting Performance Very Good Good Good Low Best Best
 Solder Paste Printing (fine pitch) Excellent Excellent Excellent Excellent Good Good
 Integrity/Reliability Of Solder Joint Best Good Good Good Best Best
 Al. Wire Bonding (can be used with) Yes Yes No No No No
 RoHS Compliant Yes Yes Yes Yes Yes Yes

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