Ipc4556 | Pdf

Excellent wetting for both lead-free (SAC305) and leaded (Sn63Pb37) alloys.

(118.1 to 236.2 µin). This layer acts as a diffusion barrier between copper and the precious metal layers. Electroless Palladium (Pd): 0.05 to 0.15 µm ipc4556 pdf

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