Please refer to the table below:
Shelf life of packed finished PCB |
|
Surface finish |
Shelf life |
HASL |
12months |
Immersion gold |
12 months |
OSP |
6 months |
Immersion tin |
6 months |
Immersion silver |
6 months |
Electro-tin |
6 months |
Electro-silver |
6 months |
Electro-gold |
12 months |