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公开(公告)号：US06727795B2
公开(公告)日：2004-04-27
申请号：US10079909
申请日：2002-02-22
IPC分类号： H01F500
CPC分类号： H01F41/046 , H01F17/0033 , Y10T29/4902
摘要： A laminated electronic component comprising: a plurality of parallel first conductive patterns, which are laminated via a magnetic layer to a plurality of parallel second conductive patterns, the first and second conductive patterns being alternately connected to each other via through-holes, thereby forming a spiral coil inside a laminated body, the axis of the spiral coil being parallel to a mount face; wherein the magnetic layer, provided between the plurality of first conductive patterns and the plurality of second conductive patterns, comprises non-magnetic sections which are provided at positions corresponding to ends of the conductive patterns and extend parallel to the axis of the coil, and a method for manufacturing the same.
摘要翻译： 一种层叠电子部件，包括：多个平行的第一导电图案，其经由磁性层层叠到多个平行的第二导电图案，所述第一和第二导电图案经由通孔彼此交替地连接，由此形成 螺旋线圈在层叠体内，螺旋线圈的轴线平行于安装面; 其中设置在所述多个第一导电图案和所述多个第二导电图案之间的所述磁性层包括设置在与所述导电图案的端部相对应并且平行于所述线圈的轴线延伸的位置处的非磁性部分，以及 制造方法
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公开(公告)号：US06692609B2
公开(公告)日：2004-02-17
申请号：US09985379
申请日：2001-11-02
IPC分类号： H01F1700
CPC分类号： H01F17/0013 , H01F41/046 , Y10T29/4902 , Y10T29/49073
摘要： A method for manufacturing a laminated electronic component, in which magnetic layers and conductive patterns for coil are sequentially provided, a coil pattern is enclosed between the magnetic layers inside a laminated body, and a nonmagnetic section is provided between adjacent conductive patterns for coil, the coil pattern being provided by repeatedly performing: a first step of providing a second magnetic layer over the entire top face of a first magnetic layer, which a first conductive pattern for coil is provided on; a second step of providing a loop-shaped groove in the second magnetic layer by using laser processing; a third step of providing a nonmagnetic section in one portion of the loop-shaped groove; and a fourth step of printing a second conductive pattern for coil so that one end section thereof overlaps the end section of the first conductive pattern for coil and the other end section extends to the surface of the nonmagnetic section.
摘要翻译： 一种层叠电子部件的制造方法，其中依次设有用于线圈的磁性层和导电图案，在层叠体内的磁性层之间包围线圈图案，并且在相邻的线圈用导电图案之间设置非磁性部分， 通过重复执行提供线圈图案：第一步骤，在第一磁性层的整个顶面上提供第二磁性层，第一磁性层设置有用于线圈的第一导电图案; 通过使用激光加工在第二磁性层中设置环形槽的第二步骤; 在所述环形槽的一部分中设置非磁性部分的第三步骤; 以及第四步骤，打印用于线圈的第二导电图案，使得其一个端部与第一导电图案的端部重叠，并且另一端部延伸到非磁性部分的表面。
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公开(公告)号：US06889423B2
公开(公告)日：2005-05-10
申请号：US10679299
申请日：2003-10-07
CPC分类号： H01F41/046 , H01F17/0033 , Y10T29/4902
摘要： A laminated electronic component comprising: a plurality of parallel first conductive patterns, which are laminated via a magnetic layer to a plurality of parallel second conductive patterns, the first and second conductive patterns being alternately connected to each other via through-holes, thereby forming a spiral coil inside a laminated body, the axis of the spiral coil being parallel to a mount face; wherein the magnetic layer, provided between the plurality of first conductive patterns and the plurality of second conductive patterns, comprises non-magnetic sections which are provided at positions corresponding to ends of the conductive patterns and extend parallel to the axis of the coil, and a method for manufacturing the same.
摘要翻译： 一种层叠电子部件，包括：多个平行的第一导电图案，其经由磁性层层叠到多个平行的第二导电图案，所述第一和第二导电图案经由通孔彼此交替地连接，由此形成 螺旋线圈在层叠体内，螺旋线圈的轴线平行于安装面; 其中设置在所述多个第一导电图案和所述多个第二导电图案之间的所述磁性层包括设置在与所述导电图案的端部相对应并且平行于所述线圈的轴线延伸的位置处的非磁性部分，以及 制造方法
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公开(公告)号：US20140062639A1
公开(公告)日：2014-03-06
申请号：US14019112
申请日：2013-09-05
IPC分类号： H01F3/08
CPC分类号： H01F3/08 , H01F17/04 , H01F27/255 , H01F27/292 , H01F2003/106 , H01F2017/048
摘要： [TECHNICAL PROBLEM]Present invention provides a surface-mount inductor allowing the Q to be improved at a higher frequency and preventing the efficiency of the inductor from getting worse even at the higher frequency.[SOLUTION TO THE PROBLEM]A surface-mount inductor comprises: a coil formed by winding a conductive wire; and a core comprising mainly of a magnetic powder and a resin and containing the coil therein. The magnetic powder contains plural types of magnetic powders each having a different particle size from others, and the plural types of magnetic powders are mixed to satisfy the following relationship: Σan·Φn≦10 μm, where an is a mixing ratio, Φn is an average particle size, and n is an integer of 2 or more.
摘要翻译： 技术问题本发明提供了一种表面贴装电感器，其允许以更高的频率改进Q，并且防止电感器即使在较高频率下也会变差。 背景技术表面安装电感器包括：通过缠绕导线形成的线圈; 以及主要由磁性粉末和树脂构成并且包含线圈的芯体。 磁性粉末含有与其他粒径不同的多种类型的磁性粉末，混合多种类型的磁性粉末以满足以下关系：Sigmaan·Phin @ 10um，其中a为混合比，Phin为 平均粒径，n为2以上的整数。
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公开(公告)号：US20140062638A1
公开(公告)日：2014-03-06
申请号：US14015477
申请日：2013-08-30
CPC分类号： H01F41/064 , H01F27/2847 , H01F27/292 , H01F2017/048 , Y10T29/49071
摘要： [Technical Problem]This invention provides a surface-mount inductor that is capable of positioning a coil in a predetermined position in a mold, thereby to position the coil in a predetermined position of a core and to prevent led-out ends from being buried in the core.[Solution to the Problem]A surface-mount inductor of the present invention comprises: a coil formed by winding a winding wire; and a core containing a magnetic powder and including the coil therein. The coil has opposite led-out ends, each of which is exposed on respective ones of opposed side surfaces of the core. Each of the led-out ends of the coil is connected to an external electrode formed on the core.
摘要翻译： 技术问题本发明提供一种表面贴装电感器，其能够将线圈定位在模具中的预定位置，从而将线圈定位在芯的预定位置，并防止引出端被埋入 核心。 解决问题的方案本发明的表面贴装电感器包括：绕组线形成的线圈; 以及包含磁性粉末并且在其中包括线圈的芯。 线圈具有相对的引出端，每个引出端暴露在芯的相对的相对侧表面上。 线圈的每个引出端连接到形成在芯上的外部电极。
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公开(公告)号：US20140062640A1
公开(公告)日：2014-03-06
申请号：US14019130
申请日：2013-09-05
IPC分类号： H01F3/08
CPC分类号： H01F3/08 , H01F17/04 , H01F27/255 , H01F27/292 , H01F2003/106 , H01F2017/048
摘要： [TECHNICAL PROBLEM]The present invention provides a surface-mount inductor allowing the Q to be improved at a higher frequency and preventing the efficiency of the inductor from getting worse even at the higher frequency.[SOLUTION TO THE PROBLEM]A surface-mount inductor comprises: a coil formed by winding a conductive wire; and a core containing the coil and formed by subjecting a mixture of a magnetic powder and a binder to powder-compacting. The magnetic powder contains plural types of magnetic powders each having a different particle size from the other, and the plural types of magnetic powders are mixed to satisfy the following relationship: Σan·Φn≦10 μm, where an is a mixing ratio, Φn is an average particle size, and n is an integer of 2 or more.
摘要翻译： 技术问题本发明提供了一种表面贴装电感器，其允许以更高的频率改进Q，并且甚至在较高的频率下也防止电感器的效率变差。 背景技术表面安装电感器包括：通过缠绕导线形成的线圈; 以及包含线圈并通过使磁粉和粘合剂的混合物进行粉末压实而形成的芯。 磁性粉末含有多种类型的各自具有不同粒径的磁性粉末，并且混合多种类型的磁性粉末以满足以下关系：Sigmaan·Phin @ 10um，其中a为混合比，Phin为 平均粒径，n为2以上的整数。
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