Abstract: An inductor component that includes a core that includes a substantially column-shaped shaft part and a pair of support parts at both ends of the shaft part; terminal electrodes that are respectively provided on the pair of support parts; and a wire that is wound around the shaft part and has end portions that are respectively connected to the terminal electrodes on the pair of support parts. The inductor component exhibits an impedance value of 2100? or higher for an input signal having a frequency of 500 MHz.

Abstract: In some embodiments, a shielded coil assembly is provided that includes (1) a coil having an outer surface, an inner surface, an upper end surface and a lower end surface and a first insulating material formed over the outer surface, inner surface, upper end surface and lower end surface of the coil; and (2) a conductive shield comprising a conductive paint applied along the first insulating material so that the conductive paint extends over at least a portion of each of the outer surface, inner surface, upper end surface, and lower end surface of the coil. In one or more embodiments, a dry-type transformer may be formed using the shielded coil assembly. Numerous other embodiments are provided.

Abstract: An electronic component includes an element body including two end surfaces opposite to each other and a bottom surface connected between the two end surfaces. A coil is provided in the element body and an external electrode is provided in the element body. In a first cross-section intersecting with the two end surfaces and the bottom surface of the element body, the external electrode has a first portion extending along a first surface that is one of the end surface and the bottom surface of the element body. The coil is disposed such that an outer circumferential edge of the coil faces the first surface of the element body. A shortest distance between the outer circumferential edge of the coil and the first surface of the element body is smaller than a minimum width of the first portion in a direction orthogonal to the first surface.

Abstract: A coil device includes: a drum core having first and second flange portions and a winding core portion therebetween; a coil wound around the core portion; a plate core connected to first and second flange portions first and second flange surfaces at a first direction side; a first electrode terminal on the first flange portion, one coil end portion electrically connected on the first electrode terminal; and a second electrode terminal on the second flange portion, the other coil end portion electrically connected on the second electrode terminal. The plate core has a first and second projecting portions respectively protruding toward the first and second flange surfaces and having first and second flat surfaces facing the first and second flange surfaces. The drum core and the plate core are connected by abutting and bonding the first and second flange surfaces against the first and second flat surfaces.

Abstract: An inductor component includes an element body including a magnetic layer containing a resin and a magnetic powder; a coil wiring line arranged inside the element body; and an insulating coating film covering the coil wiring line and not including a magnetic material. In a cross section perpendicular to an extension direction of the coil wiring line, a top surface thickness of a part of the insulating coating film covering the top surface of the coil wiring line and a side surface thickness of parts of the insulating coating film covering side surfaces of the coil wiring line are less than or equal to 10 ?m, and a corner thickness of parts of the insulating coating film that cover corners of the coil wiring line interposed between the top surface and the side surfaces is at least half of the top surface thickness and/or the side surface thickness.

Abstract: A reactor includes a coil having a winding portion; a magnetic core; and a case. The magnetic core includes a plurality of core pieces forming a closed magnetic circuit. The core pieces include two outer core pieces having a portion disposed outside the winding portion. The case includes a first and a second opposing faces are respectively opposed to outer edge faces of the outer core pieces, and a case inclined surface provided on at least one of the first and the second opposing faces. The case inclined surface is inclined such that a distance between the first opposing face and the second opposing face decreases from an opening side of the case toward an inner bottom face of the case, and a core inclined surface on the outer edge face side of the outer core piece is in surface contact with the case inclined surface.

Abstract: A reactor includes a coil having a winding portion; a magnetic core including an inner core portion and an outer core portion disposed outside the winding portion; a resin cover housing at least a portion of the magnetic core; and an adhesive portion filling a gap between an outer circumferential surface of a housing portion of the magnetic core and an inner circumferential surface of the resin cover bonding the housing portion with the resin cover. The resin cover includes: a flange portion having a surface that comes into contact with an end face of the winding portion and a through hole; an outer cover portion having housing portion housing the outer core portion and an abutting portion that contacts a portion of the flange portion; and a protruding portion that forms the gap between an outer circumferential surface of the outer core portion.

Abstract: An inductor device includes an 8-shaped inductor structure, a first spiral wire, a first connector, a second connector, and a first interlaced component. The 8-shaped inductor structure includes two first-wires and two second-wires. The first spiral wire is disposed on an inner side of the two first-wires. The first connector is coupled to one of the two first-wires and one of the two second-wires. The second connector is coupled to another one of the two first-wires. The first interlaced component is coupled to the first spiral wire and another one of the two second-wires, and the first interlaced component is coupled to the first connector and the second connector in an interlaced manner respectively.

Abstract: A coil component is provided. The coil component includes a body having fifth and sixth surfaces opposing each other, first and second surfaces respectively connecting the fifth and sixth surfaces of the body and opposing each other, and third and fourth surfaces respectively connecting the first and second surfaces of the body and opposing each other in one direction, a recess disposed in an edge between one of the first and second surfaces of the body and the sixth surface of the body, a coil portion disposed inside the body and exposed through the recess, and an external electrode including a connection portion disposed in the recess and connected to the coil portion, and a pad portion disposed on one surface of the body. A length of the pad portion in the one direction is greater than a length of the connection portion in the one direction.

Abstract: An electronic component according to an aspect of the present disclosure includes an element body and a terminal electrode. The element body includes an outer surface provided with a depression. The terminal electrode is disposed on the element body. The terminal electrode includes a first electrode portion and a second electrode portion. The first electrode portion is disposed in the depression. The second electrode portion protrudes from the depression. The second electrode portion is thicker than the first electrode portion.

Abstract: A wire coil component includes a shaped article, a wire wound around the shaped article, and terminal electrodes to which the ends of the wire are connected. The shaped article is formed from a magnetic resin containing a binder resin and a magnetic metal powder and has a thermal expansion coefficient of about 12 ppm/K or more and about 16 ppm/K or less (i.e., from about 12 ppm/K to about 16 ppm/K) from ?55° C. to 150° C.

Abstract: A reactor includes: a coil; a magnetic core arranged inside of the wound portion and an outer core portion arranged outside of the wound portion; and a resin molded portion. An interval between the wound portion and the inner core portion differs in a peripheral direction of the wound portion. The reactor includes an electrically insulating material that is interposed in a location at which the interval is the narrowest, and a thick portion that is interposed in a location at which the interval is the widest and forms a portion of the inner resin portion. The proportion of the interval of the narrowest location with respect to the thermal conductivity is less than the proportion of the interval with respect to the thermal conductivity.

Abstract: A substrate includes a first insulation layer, a passive component, a first through-hole structure, a second insulation layer and a second electrode. The first insulation layer has a top surface and a bottom surface. The passive component is embedded in the first insulation layer. The passive component includes a first conducting terminal. The first through-hole structure is formed in the first insulation layer. The first through-hole structure includes a conductive part and an insulation part disposed within the conductive part. The conductive part is in contact with the first conducting terminal and formed as a first electrode. The second insulation layer is disposed on portion of the conductive part that is close to the bottom surface of the first insulation layer. At least part of the second electrode is disposed on the second insulation layer. The second electrode is in contact with the first insulation layer.

Abstract: A winding is provided, which comprises a form element having a longitudinal axis defining a longitudinal direction and a radial direction perpendicular to the longitudinal axis. The form element comprises a core with a lateral surface, and adjustable elements arranged on the lateral surface of the core. The adjustable elements are elongated and extend along the longitudinal direction. A thickness of the adjustable elements in a radial direction is altered along the longitudinal direction. A conductor is wound around the form element along the longitudinal direction forming turns of the winding.

Abstract: A coil component includes a wound coil having a winding portion, including at least one turn, and a lead-out portion extending from an end portion of the winding portion to form a separation space, together with the winding portion, the wound coil being formed of a metal wire having a surface on which an insulating coating portion is disposed, a body embedding the wound coil therein and including magnetic powder particles and an insulating resin, and an insulating layer disposed on at least one of a surface of the winding portion and a surface of the lead-out portion forming the separation space.

Abstract: A coil component includes a wound coil having a winding portion, having at least one turn, and a lead-out portion extending from an end portion of the winding portion to provide a separation space together with the winding portion and a body including an insulating resin and magnetic powder particles and embedding the wound coil therein. The body has a low-density portion disposed in the separation space and having magnetic powder particle density lower than average magnetic powder particle density of an entirety of the body.

Abstract: A coil electronic component includes a body having one surface and the other surface, opposing each other, and a plurality of wall surfaces respectively connecting the one surface and the other surface of the body, first and second recesses, respectively formed in both end surfaces of the body opposing each other among the plurality of wall surfaces of the body, extending to the one surface of the body, a wound coil, embedded in the body, including first and second lead-out portions, a first external electrode disposed along an internal wall of the first recess and the one surface of the body and connected to the first lead-out portion, and a second external electrode disposed along an internal wall of the second recess and the one surface of the body and connected to the first lead-out portion. The first and second external electrodes are spaced apart from each other.

Abstract: A coil component includes a body, an internal insulating layer disposed in the body, and a coil portion disposed on the internal insulating layer. The coil portion includes first and second coil patterns disposed on opposing surfaces of the internal insulating layer, respectively, first main and first auxiliary lead-out portions extending from the first coil pattern and respectively exposed to a front surface and one side surface of the body connected to each other, and second main and second auxiliary lead-out portions extending from the second coil pattern and respectively exposed to a rear surface and another side surface of the body connected to each other.

Abstract: A coil component including a body having a magnetic portion including a metal magnetic particle and a resin, and a coil conductor embedded in the magnetic portion, and an outer electrode provided on a surface of the body and connected to the coil conductor. The coil conductor is a wound body of a conductive wire covered with an insulating film, and has a first surface and a second surface facing each other in a winding axis direction. Also, on the first surface of the coil conductor, a first resin portion is provided at least either on a surface of the conductive wire or in a gap between adjacent ends of the conductive wire.

Abstract: An inductor and method for making the same are provided. The inductor includes a coil formed from a conductor and having a serpentine shape. The coil may have an “S”-shape. The coil has two leads extending from opposite ends of the coil. An inductor body surrounds the coil and portions of the leads. The leads may be wrapped around the body to create contact points on the exterior of the inductor.