| abstract |
A semiconductor ceramic composition including a compound represented by the following general formula (1) as a main component. n (Ba v Bi x A y RE w ) m (Ti u TM z )O 3 (1)n n (wherein, A represents both elements of Na and K; RE is at least one element selected from the group consisting of Y, La, Ce, Pr, Nd, Sm, Gd, Dy and Er; and TM is at least one element selected from the group consisting of V, Nb and Ta.) n 0.01≦x≦0.15 (2)n n x≦y≦0.3 (3)n n 0≦( w+z )≦0.01 (4)n n v+x+y+w=1 (5)n n u+z=1 (6)n n 0.950≦m≦1.050 (7)n n further, 0.001 mol to 0.055 mol of Ca is included and the ratio of Na/(Na+K) is 0.1 or more and less than 1. |