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JP2023144520A |
To provide a magnetic core that suppresses sound ringing that occurs during driving, an electronic component using the same, and a power supply device using the same.A magnetic core 1 has a base part 30 extending in a first axial directi...
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JP2023144521A |
To provide a magnetic core that suppresses sound ringing that occurs during driving, an electronic component using the same, and a power supply device using the same.A magnetic core 1 has a base part 30 extending in a first axial directi...
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JP2023141845A |
To provide a mold coil which prevents disconnection of a lead wire of a sensor and melting of a coat and enables integration of the senor and a coil, and to provide a reactor including the mold coil.A mold coil 10 includes: a coil; a sen...
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JP2023139568A |
To provide an inductor further increased in inductance.An inductor 10 includes: a magnetic core 100 formed by laminating a plurality of soft magnetic thin bands 131 in a Z direction; and a first coil conductor 110 inserted into first and...
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JP2023139567A |
To provide an inductor which is further reduced in coupling between coil conductors.An inductor 10 includes: a magnetic core 100 formed by laminating a plurality of soft magnetic thin bands 131 in a Z direction; and first and second coil...
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JP7354711B2 |
To provide a magnetic material core in which a magnetic permeability in a predetermined direction can be increased more than that in other directions, an inductor including the magnetic material core, and a method for manufacturing an in...
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JP7355562B2 |
To suppress the generation of burrs of a mold resin on the surface of a coil in a reactor that exposes a part of the surface of the coil from the mold resin.A reactor 100 includes a lower frame 7 placed on the surface of a coil, and a mo...
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JP2023133617A |
To provide a reactor in which a sensor can be easily arranged in a desired position.A sensor part 3 is arranged in a resin member 2 covering a core 1. The sensor part 3 includes: a detection unit 31 for detecting a physical quantity; a l...
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JP2023132209A |
To provide a coil device which has high heat dissipation property as a whole device, and can reduce its height.A coil device 1 has: a second bobbin 20 provided with a second coil 92; cores 30b and 30c mounted on the second bobbin 20; a c...
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JP2023131445A |
To enable component additions to be easily responded to, not just contributing to space saving.A noise filter pertaining to an embodiment comprises a first substrate, a second substrate, and a choke coil which is located between the firs...
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JP2023132211A |
To provide a coil device that is easy to manufacture and has excellent coil positioning accuracy.A coil device 1 includes a bobbin 20 including cores 30b and 30c, flat plate coils 93a to 93d having a flat plate shape, a through hole 210 ...
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JP7346941B2 |
To provide a bias T circuit capable of suppressing resonance/antiresonance caused by inductors, etc. while reducing the number of components constituting the bias T circuit, and thereby capable of suppressing a drop/fluctuation in impeda...
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JP7347472B2 |
A filter component (100) includes a bobbin (10) comprising a first member (10a) connected to a second member (10b) so that a through hole (11) is formed in a center of the bobbin (10). The through hole (11) extends in a first direction. ...
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JP2023129881A |
To provide a coil component capable of effectively dissipating heat inside a coil by a heat dissipation material.A coil component 1 includes: a bobbin 2 having a hollow cylindrical winding shaft unit 22; a coil 3 wound by a conductor 32 ...
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JP7347560B2 |
A magnetic component in a power conversion device includes a bobbin that has a rod-shaped central portion and holds a core and a winding member. The central portion of the bobbin is configured to protrude from the winding member by a pre...
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JP7345738B2 |
A reactor which has a coil conductor around which a conductor wire is wound so as to form a hollow part and a magnetic core 8 comprising a magnetic material, in which a magnetic path can be formed in the magnetic core upon the distributi...
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JP7345249B2 |
To provide a reactor that can alleviate the concentration of magnetic flux in a bridge portion and reduce the iron loss generated in a core.A reactor includes a core 1 and a coil. The core 1 is made of a magnetic material. The coil is wo...
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JP3243742U |
An integrated coupled inductor with controllable leakage inductance and reduced losses is provided. [Solution] An integrated coupled inductor 1 includes an iron core housing 11, a main iron core 12 located inside the iron core housing, t...
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JP2023129039A |
To provide a coupling inductor which can be miniaturized.A coupling inductor includes a core, a first winding, and a second winding. The core includes a core body. The core body has a first core window, a second core window, a first leg,...
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JP2023128802A |
To provide a mold coil with which the positional accuracy of a lead line from the coil is good, and that can be easily installed to a reactor with high accuracy, and the reactor that can be easily installed to a circuit with high accurac...
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JP3243740U |
A coupled inductor with controllable leakage inductance is provided. A coupled inductor 1 with controllable leakage inductance includes a first magnetic plate 111 and at least two first iron cores positioned on the first magnetic plate s...
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JP7342551B2 |
To provide a magnetic material core in which a magnetic permeability in a predetermined direction can be increased more than that in other directions, an inductor including the magnetic material core, and a method for manufacturing an in...
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JP7342758B2 |
To provide an on-vehicle electric compressor in which movement of a core in a choke coil is inhibited so that a vibration-proof property can be improved.A common-mode choke coil 34 includes a ring-like core 50, a ring-like core case 60, ...
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JP7341407B2 |
To provide a noise filter which can be attached to a housing easily.A noise filter 10 is a member for suppressing noise emitted from a cable 70. One end of the cable 70 is connected to a power source device 50 in the housing 60 and anoth...
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JP2023125515A |
To provide a coil component that make can be multi-layered in alignment even when wound with an automatic winding machine and increases production efficiency, and a manufacturing method for the same.Included are a plurality of coils of r...
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JP7338276B2 |
To provide a reactor bobbin that can easily adjust a space around which a coil is wound according to the dimensions of the coil, and regulate the position of the coil by a flange, a reactor to which the reactor bobbin is applied, and a m...
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JP7338275B2 |
To provide a reactor bobbin that easily adjusts a space around which a coil is wound according to the dimensions of the coil, a reactor to which the reactor bobbin is applied, and a manufacturing method of this reactor.A reactor bobbin 1...
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JP2023119934A |
To provide a protective cover which can be easily attached while securing an insulation distance between a peripheral device and a welded part, and a reactor provided with the protective cover.A protective cover includes a top surface 91...
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JP2023119159A |
To provide a coil component which facilitates manufacture.A coil component 100 includes: a coil covered with a non-magnetic resin 13; a core 20 which contains a resin mixed with a magnetic body as a main component, and covers at least a ...
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JP7331770B2 |
A manufacturing method of a reactor includes: a coil mold step of forming a coil mold in which a first resin is molded to cover at least part of a coil; and a main body mold step of forming a main body mold in which a second resin is mol...
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JP7331639B2 |
To provide a reactor employing a bobbin divided into two portions in the axial direction suppressing axial deviation of a core stored in each bobbin.The reactor includes rectangular cylindrical bobbin 52 wound with a coil 40 and first/se...
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JP7329901B2 |
To more accurately manage the temperature of a coil device by using the measurement result of the temperature of the transfer plate.A coil device according to the present invention includes a coil, a heat transfer member for transferring...
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JP2023109606A |
To improve the performance of a coil device having a magnetic core in which a magnetic gap in the form of a gap hole is formed.A magnetic core according to an embodiment of the present invention includes a yoke portion and a leg portion ...
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JP7320181B2 |
A reactor includes an assembly, stored in a case, including a coil and a magnetic core; an insertion member, having a type A durometer hardness of 50 or higher, that is stored side-by-side with the assembly; and a sealing resin portion t...
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JP7320632B2 |
An inductive component comprises a magnetic core, a winding, and a coil body. The coil body comprises a contact element attached to a contact strip of the coil body for electrical connection to the winding, a magnetic core receptacle in ...
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JP7318592B2 |
A common mode choke coil includes an element body of laminated insulating layers; electrically insulated first and second coils in the element body; first and second outer electrodes on the element body electrically connected to ends of ...
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JP2023102998A |
To be able to prevent damage to a core.A manufacturing method of a reactor includes a step of assembling the core to the coil such that a core center portion of a core having the core center portion and a pair of core leg portions extend...
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JP2023102370A |
To provide a reactor capable of suppressing leakage of resin from a mold when manufacturing a core by molding.A reactor 100 includes a coil 10, a core 20 containing a resin mixed with a magnetic material as a main component and covering ...
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JP7308801B2 |
Inductors that generate a reduced spurious electric-field. One example can provide an inductor where the terminals of the inductor are located at positions that reduce the spurious electric field by determining the types of signals conve...
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JP7307526B2 |
To provide a reactor capable of fixing a coil while improving productivity, by eliminating the need for bonding work of a core member.A reactor includes an annular core 1 having multiple core members 11 having an end face 113, and formed...
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JP7307661B2 |
To provide a mold coil capable of preventing a core from cracking while ensuring insulation between the core and a busbar.A busbar assembly 1 includes: an annular core 2 formed with a magnetic material included therein, the annular core ...
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JP7307850B2 |
To prevent, in a reactor having a surface of a coil 2 exposed from an opening 31 provided on mold resin 3, burrs of the mold resin 3 from being created on the surface of the coil 2.A reactor comprises: a core 1; a coil 2 cylindrically at...
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JP2023097799A |
To provide a high-quality reactor by allowing easy installation of an auxiliary winding.A reactor comprises a main coil 2, a core 3, core coating resin 5, an auxiliary winding 4, and an auxiliary winding support 6. The main coil 2 receiv...
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JP2023097800A |
To provide a reactor in which an auxiliary winding is fitted with high precision.A reactor 1 comprises a main coil 2, a core 3, core coating resin 5, an auxiliary winding 4, and a fit-in part 6. The main coil 2 receives a current flowing...
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JP2023098129A |
To provide a power supply device capable of suppressing the oscillation in a closed circuit containing a noise attenuation part.In a power supply device 1, a main circuit 3 comprises: a core 30; a first common mold coil 31; a second comm...
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JP2023094370A |
To provide a coil device capable of effectively preventing damage to a core even when stress is imposed on a substrate or other parts.A coil device 1 has a core 10 and terminal electrodes 60. The core 10 has two winding core parts 12 arr...
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JP2023094004A |
To provide a transient voltage protection circuit capable of improving transient voltage protection characteristics.A transient voltage protection circuit 1 comprises a coil 3 connected between a signal line L1 and a ground line L2. The ...
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JP2023528186A |
A winding portion (11), a first end ring (12) and a second end ring (13) provided at both ends of the winding portion (11), and an outer edge of the first end ring (12). a connecting portion (14) provided and a pin mounting portion (15) ...
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JP2023088364A |
To provide a reactor core that can reduce reactor noise.A reactor core includes a plurality of legs composed of laminated electromagnetic steel sheets and having one or more gaps formed in a magnetic path, a gap maintaining member made o...
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JP7298295B2 |
The present invention provides a coil component having a structure with excellent ease of manufacture. The coil component (100) is provided with a magnetic core (10), a coil wound around the magneticcore (10), and a fixing band (90) conf...
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