| 发明名称 |
Powder core and high-frequency reactor using the same |
| 摘要 |
A powder core is obtained by compaction-forming magnetic powder. The magnetic powder is an alloy comprising 1-10 wt % Si, 0.1-1.0 wt % O, and balance Fe. An insulator comprising SiO2 and MgO as main components is interposed between powder particles having a particle size of 150 mum or less.
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| 申请公布号 |
US6788185(B2) |
申请公布日期 |
2004.09.07 |
| 申请号 |
US20030630193 |
申请日期 |
2003.07.29 |
| 申请人 |
NEC TOKIN CORPORATION |
发明人 |
FUJIWARA TERUHIKO;ISHII MASAYOSHI;SAITO YOSHITAKA |
| 分类号 |
H01F1/26;H01F17/04;H01F41/02;(IPC1-7):H01F27/28 |
主分类号 |
H01F1/26 |
| 代理机构 |
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| 主权项 |
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