Patent ID: 7821770

Claim:
A dielectric ceramic composition expressed by a formula: BaTiO 3 +aMgO+bMO x +cReO 3/2 +dSiO 2 wherein MgO represents MgO conversion, MO x represents oxide conversion for 1 atom in 1 molecule of at least one metal selected from V, Cr, and Mn, ReO 3/2 represents oxide conversion for 1 atom in 1 molecule of at least one rare earth metal selected from Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb, and Y, and SiO 2 represents SiO 2 conversion, and wherein: 0.4≦a≦3.0 mol, 0.05≦b≦0.4 mol, 6.0≦c≦16.5 mol, 3.0≦d≦5.0 mol, and 2.0≦c/d≦3.3, based on 100 mol of BaTiO 3 .