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NiZn-BASED FERRITE, MAGNETIC CORE, AND NOISE FILTER USING THE SAME
To provide a NiZn-based ferrite having excellent productivity and capable of suppressing increase of rate of change of complex relative permeability toward temperature, and a noise filter using the same.SOLUTION: A NiZn-based ferrite contains, on Fe2O3 conversion, 47.50 mol% or over and 48.60 mol% or under of Fe, on ZnO conversion, 29.00 mol% or over and 30.10 mol% or under of Zn, on CuO conversion, 5.50 mol% or over and 6.50 mol% or under of Cu, on NiO conversion, 14.80 mol% or over and 18.00 mol% or under of Ni, with a total amount of Fe2O3, ZnO, NiO, and CuO of 100 mol% and a total amount of Fe2O3 and ZnO of 77.00 mol% or over and 78.50 mol% or under.SELECTED DRAWING: Figure 3
【課題】生産性に優れ、温度に対する複素比透磁率の変化率の増加を抑制可能なＮｉＺｎ系フェライトと、それを用いたノイズフィルタを提供する。【解決手段】Ｆｅ２Ｏ３換算で４７．５０ｍｏｌ％以上４８．６０ｍｏｌ％以下のＦｅ、ＺｎＯ換算で２９．００ｍｏｌ％以上３０．１０ｍｏｌ％以下のＺｎ、ＣｕＯ換算で５．５０ｍｏｌ％以上６．５０ｍｏｌ％以下のＣｕ、ＮｉＯ換算で１４．８０ｍｏｌ％以上１８．００ｍｏｌ％以下のＮｉからなり、Ｆｅ２Ｏ３、ＺｎＯ、ＮｉＯ、ＣｕＯの合計量が１００ｍｏｌ％であって、Ｆｅ２Ｏ３とＺｎＯの合計量が、７７．００ｍｏｌ％以上７８．５０ｍｏｌ％以下である、ＮｉＺｎ系フェライトとする。【選択図】 図３
NiZn-BASED FERRITE, MAGNETIC CORE, AND NOISE FILTER USING THE SAME
To provide a NiZn-based ferrite having excellent productivity and capable of suppressing increase of rate of change of complex relative permeability toward temperature, and a noise filter using the same.SOLUTION: A NiZn-based ferrite contains, on Fe2O3 conversion, 47.50 mol% or over and 48.60 mol% or under of Fe, on ZnO conversion, 29.00 mol% or over and 30.10 mol% or under of Zn, on CuO conversion, 5.50 mol% or over and 6.50 mol% or under of Cu, on NiO conversion, 14.80 mol% or over and 18.00 mol% or under of Ni, with a total amount of Fe2O3, ZnO, NiO, and CuO of 100 mol% and a total amount of Fe2O3 and ZnO of 77.00 mol% or over and 78.50 mol% or under.SELECTED DRAWING: Figure 3
【課題】生産性に優れ、温度に対する複素比透磁率の変化率の増加を抑制可能なＮｉＺｎ系フェライトと、それを用いたノイズフィルタを提供する。【解決手段】Ｆｅ２Ｏ３換算で４７．５０ｍｏｌ％以上４８．６０ｍｏｌ％以下のＦｅ、ＺｎＯ換算で２９．００ｍｏｌ％以上３０．１０ｍｏｌ％以下のＺｎ、ＣｕＯ換算で５．５０ｍｏｌ％以上６．５０ｍｏｌ％以下のＣｕ、ＮｉＯ換算で１４．８０ｍｏｌ％以上１８．００ｍｏｌ％以下のＮｉからなり、Ｆｅ２Ｏ３、ＺｎＯ、ＮｉＯ、ＣｕＯの合計量が１００ｍｏｌ％であって、Ｆｅ２Ｏ３とＺｎＯの合計量が、７７．００ｍｏｌ％以上７８．５０ｍｏｌ％以下である、ＮｉＺｎ系フェライトとする。【選択図】 図３
NiZn-BASED FERRITE, MAGNETIC CORE, AND NOISE FILTER USING THE SAME
ＮｉＺｎ系フェライト、およびそれを用いた磁心、及びノイズフィルタ
TANAKA SATOSHI (author)
2022-03-10
Patent
Electronic Resource
Japanese
Nizn ferrite, and magnetic core and noise filter using same
| European Patent Office | 2022