Patent ID: 7160827

Claim:
A dielectric ceramic composition comprising: a main component expressed as 100Ba m TiO 3 +xCuO+aRO n +bMnO+cMgO; and a sintering additive, the dielectric ceramic composition containing 0.8 to 5.0 parts by weight of the sintering additive with respect to 100 parts by weight of the main component, wherein coefficients 100, x, a, b, and c represent molar ratios; m represents the ratio of Ba to Ti; R represents at least one metal element selected from the group consisting of Y, La, Ce, Pr, Nd, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb, and Lu; and n represents a positive number, and wherein m, x, a, b, and c meet the following relationships: 0.990 ≦m≦ 1.050; 0.1 ≦x≦ 5.0; 9.0 ≦a≦ 20.0; 0.5 ≦b≦ 3.5; and 0≦ c≦ 4.0.