Patent ID: 7527744

Claim:
An NiCuZn-base ferrite consisting of as main components: iron oxide in an amount of 45.0 to 49.0 mol % on Fe 2 O 3 basis, copper oxide in an amount of 5.0 to 14.0 mol % on CuO basis, zinc oxide in an amount of 1.0 to 32.0 mol % on ZnO basis nickel oxide accounting for the rest mol % on NiO basis, wherein, with respect to said main components, a weight percent of bismuth oxide is in an amount of 0.25 exclusive to 0.40% by weight on Bi 2 O 3 basis, and a weight percent of tin oxide is in an amount of 1.00 to 2.50% by weight on SnO 2 basis.