摘要 |
<P>PROBLEM TO BE SOLVED: To provide an electronic component such as a chip capacitor which has an increased reliability and contains a reduction-resistant dielectric ceramic composition which is excellent in low-frequency dielectric properties and shows an improved result in an accelerated life test concerning insulation resistance. <P>SOLUTION: The electronic component has a dielectric layer comprising the dielectric ceramic composition. The composition comprises a principal component containing a dielectric oxide represented by the formula: ä(Ca<SB>1-x</SB>Me<SB>x</SB>)O}<SB>m</SB>-(Zr<SB>1-y</SB>Ti<SB>y</SB>)O<SB>2</SB>(wherein Me is at least one chosen from Sr, Mg and Ba; and m, x and y each represents a molar ratio and satisfies 0.8≤m≤1.3, 0≤x≤1.00 and 0.1≤y≤0.8, respectively), a first accessory component containing an oxide of V, a second accessory component containing an oxide of Al, a third accessory component containing an oxide of Mn and a fourth accessory component containing a multiple oxide represented by the formula: ä(Ba<SB>z</SB>, Ca<SB>1-z</SB>)O}<SB>v</SB>SiO<SB>2</SB>(wherein z and v each represents a molar ratio and satisfies 0≤z≤1 and 0.5≤v≤4.0, respectively). <P>COPYRIGHT: (C)2004,JPO&NCIPI |