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MnZn-BASED FERRITE AND MnZn-BASED FERRITE LARGE SIZE CORE
PROBLEM TO BE SOLVED: To provide a MnZn-based ferrite having high saturation magnetic flux density Bs and low magnetic loss Pcv at high temperature (120°C).SOLUTION: There is provided a MnZn-based ferrite containing a main component consisting of iron oxide of 65 to 75 mol% in terms of FeO, zinc oxide of 5 to 20 mol% in terms of ZnO, nickel oxide of 0.4 to 2 mol% in terms of NiO and the balance practically MnO and both of tin oxide and chrome oxide as accessory components with sum total content of both in a range of 0.1 to 0.4 pts.mass in terms of SnOand in terms of CrObased on 100 pts.mass of total mass of the above described oxides of the main component and tin oxide of 0.05 to 0.35 pts.mass in terms of SnOand chromium oxide of 0.005 to 0.05 pts.mass in terms of CrO.SELECTED DRAWING: Figure 1
【課題】高温下（１２０℃）において高い飽和磁束密度Ｂｓと低い磁気損失Ｐｃｖを有するＭｎＺｎ系フェライトの提供。【解決手段】酸化鉄がＦｅ２Ｏ３換算で６５〜７５ｍｏｌ％、酸化亜鉛をＺｎＯ換算で５〜２０ｍｏｌ％、酸化ニッケルをＮｉＯ換算で０．４〜２ｍｏｌ％、残部が実質的にＭｎＯの組成となる主成分からなり、副成分として酸化錫と酸化クロムの双方を含み、当該双方の総和含有量が、主成分の上記酸化物の合計質量１００質量部に対し、ＳｎＯ２換算及びＣｒ２Ｏ３換算で０．１〜０．４質量部の範囲であり、且つ、酸化錫をＳｎＯ２換算で０．０５〜０．３５質量部、酸化クロムをＣｒ２Ｏ３換算で０．００５〜０．０５質量部含有するＭｎＺｎ系フェライト。【選択図】図１
MnZn-BASED FERRITE AND MnZn-BASED FERRITE LARGE SIZE CORE
PROBLEM TO BE SOLVED: To provide a MnZn-based ferrite having high saturation magnetic flux density Bs and low magnetic loss Pcv at high temperature (120°C).SOLUTION: There is provided a MnZn-based ferrite containing a main component consisting of iron oxide of 65 to 75 mol% in terms of FeO, zinc oxide of 5 to 20 mol% in terms of ZnO, nickel oxide of 0.4 to 2 mol% in terms of NiO and the balance practically MnO and both of tin oxide and chrome oxide as accessory components with sum total content of both in a range of 0.1 to 0.4 pts.mass in terms of SnOand in terms of CrObased on 100 pts.mass of total mass of the above described oxides of the main component and tin oxide of 0.05 to 0.35 pts.mass in terms of SnOand chromium oxide of 0.005 to 0.05 pts.mass in terms of CrO.SELECTED DRAWING: Figure 1
【課題】高温下（１２０℃）において高い飽和磁束密度Ｂｓと低い磁気損失Ｐｃｖを有するＭｎＺｎ系フェライトの提供。【解決手段】酸化鉄がＦｅ２Ｏ３換算で６５〜７５ｍｏｌ％、酸化亜鉛をＺｎＯ換算で５〜２０ｍｏｌ％、酸化ニッケルをＮｉＯ換算で０．４〜２ｍｏｌ％、残部が実質的にＭｎＯの組成となる主成分からなり、副成分として酸化錫と酸化クロムの双方を含み、当該双方の総和含有量が、主成分の上記酸化物の合計質量１００質量部に対し、ＳｎＯ２換算及びＣｒ２Ｏ３換算で０．１〜０．４質量部の範囲であり、且つ、酸化錫をＳｎＯ２換算で０．０５〜０．３５質量部、酸化クロムをＣｒ２Ｏ３換算で０．００５〜０．０５質量部含有するＭｎＺｎ系フェライト。【選択図】図１
MnZn-BASED FERRITE AND MnZn-BASED FERRITE LARGE SIZE CORE
ＭｎＺｎ系フェライト、及びＭｎＺｎ系フェライト大型コア
SAITA ATSUSHI (author) / SUSA SHOJI (author) / AOKI TAKUYA (author)
2016-04-21
Patent
Electronic Resource
Japanese
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