Patent ID: 9559281
Date: 2017-01-31
CPC Classifications: H01L

Claim:
1. A thermoelectric power module comprising: a thermoelectric power element; a first diffusion prevention layer consisting essentially of molybdenum (Mo) and disposed on a surface of said thermoelectric power element; a second diffusion prevention layer consisting essentially of an intermetallic compound of nickel-tin Ni—Sn selected from the group consisting of Ni an electrode formed of copper (Cu); a third diffusion prevention layer consisting essentially of the intermetallic compound of nickel-tin (Ni—Sn) and disposed on a surface of said electrode so as to surround said electrode; and a solder layer containing lead (Pb) at not less than 85% and configured to join said second diffusion prevention layer and said third diffusion prevention layer to each other.