Disclosed is an apparatus and method for a magnetic component. The method of an example embodiment includes: forming a feature on a substrate, the feature being a depression defining an inside surface; disposing a first conductive pattern on the substrate and the inside surface of the feature; disposing a permeability material on the inside surface of the feature and the first conductive pattern; disposing a substrate material on the substrate and the feature; disposing a second conductive pattern on the substrate material, the second conductive pattern substantially matching the first conductive pattern to wrap the permeability material between the first conductive pattern and the second conductive pattern producing a winding type structure electrically coupling the first conductive pattern and the second conductive pattern in electrical connection to define at least one electrical circuit to facilitate a magnetic field in the permeability material; and gapping the permeability material to remove at least a portion of the permeability material to produce a gap in the at least a portion of the permeability material.

An electronic component includes a wire winding wound around a central axis. The wire winding having first and second ends, and first and second terminals are connected to or formed by the first and second ends. The terminals provide electrical contacts for connecting the component into a circuit. The component has a wet press molded body made of a mixture of magnetic and non-magnetic material that is heated and pressed about the wire winding. The wet press molded body leaves at least a portion of the terminals exposed for mounting the component to the circuit.

A current transformer includes a first housing including a first handle portion and a first distal portion, a second housing including a second handle portion and a second distal portion, a first core mounted in the first distal portion, a second core mounted in the second distal portion, and a lock attached to the second handle portion at a pivot point, wherein the first housing is rotationally coupled to the second housing about a fulcrum point and the lock is rotatable about the pivot point into a closed position wherein the lock engages the first handle portion and prevents the first handle portion and the second handle portion from rotating towards each other.

Embodiments disclosed herein include systems and methods for mounting electrical components in electrical systems. In one example, there is provided a heat-generating electrical component and base assembly configured to be secured to a component wall. The assembly comprises a base including an upper portion having a recess and a lower portion having a floating electrical connector, a heat-generating electrical component secured in the recess of the base and including an electrical lead in electrical communication with the floating electrical connector, and a gasket circumscribing a perimeter of the lower portion.

A system in package module assembly is provided, and includes: a substrate (10), and a chip (12), an inductor (15), and an electrical element (17) that are electrically connected to the substrate. The substrate includes a first surface (111), a second surface (112) opposite to the first surface, and an accommodation groove (113). The accommodation groove passes through the second surface and the first surface. The inductor includes a magnetic core (151) and an inductive coil (153). The magnetic core includes a base (154) and a protrusion (155) disposed on an outer surface of the base. The outer surface on which the protrusion is disposed and that is of the base abuts on the second surface. The protrusion is accommodated in the accommodation groove. The inductive coil is disposed in the protrusion. A system in package module and an electronic device are further provided.

A noise filter including a conductor and an annular core. The conductor has a wound portion. The annular core is formed of a magnetic material and passes through the wound portion. The annular core is formed of a pair of split cores that are assembled together with joining surfaces on both ends to be joined to each other. At least one of a recess portion and a projection portion that engage with each other is formed on the joining surfaces of the split cores which are joined to each other.

A transformer apparatus includes: a case with a component mounting surface; an external-terminal provided on a wall adjacent to the component mounting surface of the case; a transformer provided on the component mounting surface and including a magnetic core and a winding; and a support provided in a position between the external-terminal and the core on the component mounting surface, and including a first-slit in a top surface of the support, the first-slit holding a first-conductor of the winding drawn from the core and a second-conductor drawn from the external-terminal, wherein the first-conductor is held at one end of the first-slit by a conductive member, the second-conductor is held at the other end of the first-slit by the conductive member, the first-conductor and the second-conductor are electrically connected through the conductive member, and the first-conductor and the second-conductor have surplus lengths.

A motor driving device is equipped with a printed board, a plurality of secondary voltage elements mounted on the printed board and which are used only with a secondary voltage, a plurality of primary voltage elements disposed on a surface on a side opposite to a surface on which the plurality of secondary voltage elements are mounted on the printed board, and which are used only with a primary voltage that is higher than the secondary voltage, and first conductive materials, which extend from an upper portion of the printed board to control terminals (command signal input portion) of the primary voltage elements, for the purpose of transmitting command signals from the secondary voltage elements to the primary voltage elements.

A transformer module and a power module are provided. The transformer module includes: a magnetic core, a first winding and a second winding. The magnetic core includes at least one magnetic column at least partially covered by a multi-layer carrier including a plurality of horizontal copper foils and connecting copper foils. Horizontal copper foils are located on horizontal wiring layers, and connecting copper foils are disposed to connect horizontal copper foils. First and second windings surround the magnetic column, and the second winding is located outside the first winding. Both the first and second windings are formed by a horizontal copper foil and a connecting copper foil; two ends of the first winding are electrically connected to first and second surface-mounted pins; two ends of the second winding are electrically connected to third and fourth surface-mounted pins; these pins are disposed on at least one surface of the transformer module.

A magnetic coupling device according to an embodiment of the present invention includes a first bobbin including an upper surface, a lower surface, and an outer surface, a groove portion which is disposed on the inner side of the outer surface and is concave from the upper surface toward the lower surface, and a first terminal portion and a second terminal portion which are disposed on the outer surface and spaced apart from each other; a second bobbin disposed on the groove portion and accommodating a magnetic substance core; and a first coil and a second coil which are wound on the second bobbin and spaced apart from each other, wherein the first coil includes a first winding portion and a first extension portion, and the second coil includes a second winding portion, and a second extension portion.