Alpha CVP390 lead-free and wash free solder paste, SAC305 composition is Sn96.5Ag3.0Cu0.5.

Alpha CVP390 is a lead-free, halogen-free, and cleaning free solder paste designed for applications requiring excellent online testing performance, welding residue, and copper corrosion testing in accordance with JIS standards. Alpha CVP390 can also achieve stable fine pitch printing capability, and its excellent repeatability of printing solder paste helps reduce defects caused by printing process fluctuations.