Mixed alloy lead-free solder paste

摘要

This invention is to a mixed alloy lead-free solder paste, a method of making the solder paste, and a method of using the solder paste. The solder paste comprises particles of a first alloy and a second alloy, mixed in a flux. The liquidus temperature of the first alloy and the liquidus temperature of the second alloy differ by not greater than about 15° C.