Abstract: A magnetic device includes a magnetic core and at least two windings. The magnetic core includes an annular main body and a hollow portion. Each of the at least two windings includes a coil with a plurality of turns. Each turn of the coil penetrates through the hollow portion and is disposed around the annular main body. The at least two windings are disposed around the annular main body to form at least three winding regions. Each of the winding regions except a winding region which is last formed has at least three winding layers stacked up one by one. The number of the winding layers of the winding regions except the winding region which is last formed is odd and greater than or equal to three.

Abstract: A planar transformer includes a magnetic core assembly, at least one printed circuit board and at least one winding module. The magnetic core assembly includes a first magnetic core and a second magnetic core. The at least one printed circuit board is disposed between the first magnetic core and the second magnetic core. The printed circuit board includes a first winding. The at least one winding module is disposed between the first magnetic core and the second magnetic core. The winding module includes a second winding and a plastic molding layer. At least a portion of the second winding is covered by the plastic molding layer. The at least one printed circuit board and the at least one winding module are individual components.

Abstract: A magnetic member includes a bobbin, a coil and a magnetic core. The bobbin includes a first portion and a second portion. The second portion is connected to the first portion and includes a thermoplastic material. The first portion includes an insulating material that is different from the thermoplastic material. The coil is wound on the first portion of the bobbin and includes a terminal end fixed at the second portion of the bobbin. The magnetic core is disposed on the bobbin and extends through the bobbin.

Abstract: A composite conductive structure includes plural enameled wires and a copper foil. The enameled wires are immediately adjacent to each other and extend in the same direction. The copper foil surrounds the outside of the enameled wires at least once, and completely covers the entire outside of the enameled wires.

Abstract: The present disclosure provides a metal module including a first metal sheet and a second metal sheet. The first metal sheet is electrically connected to a primary winding of a transformer. The second metal sheet is electrically connected to a secondary winding of the transformer. There is a distance between the first metal sheet and the second metal sheet, and the metal module is disposed outside a magnetic core of the transformer.

Abstract: A press-fit wire disposed in a magnetic device is provided. The press-fit wire includes a first wire and a second wire. The second wire is attached to the first wire. The first wire and the second wire are arranged along a first direction and are parallel circuits. The first wire and/or the second wire is a multi-strand wire.

Abstract: A transformer is provided, including a core, a primary conductor, a magnetic member, and a secondary conductor. The core includes a central pillar and at least one lateral pillar. An accommodating space is formed between the central pillar and the lateral pillar. The primary conductor, the magnetic member, and the secondary conductor are disposed in the accommodating space. The primary conductor surrounds the central pillar. The magnetic member surrounds the primary conductor, and the secondary conductor surrounds the magnetic member. The magnetic member is disposed between the primary conductor and the secondary conductor, and is flexible.

Abstract: A magnetic device is provided, including an upper magnetic core, a lower magnetic core, a coil, and a permeability member, wherein the permeability member is disposed between the upper magnetic core and the lower magnetic core. The coil is enclosed by the permeability member, and the permeability member is in contact with the upper magnetic core and the lower magnetic core.

Abstract: A magnetic assembly includes a magnetic core, two windings, and a base. The windings are arranged around the magnetic core, and each of the windings has two leading sections. The base carries the magnetic core, and comprises a frame part, a pin base, and two first pins and two second pins disposed on the pin base. The pin base is connected with the frame part, and has four through holes. Two first pins are disposed in two of the through holes, and two second pins are disposed in the other two of the through holes. Each of the first pins and the second pins has two extending parts extended from the first surface and the second surface respectively, and the leading sections of the windings are connected with the first pins and the second pins respectively. Therefore, the advantages of decreasing the production costs and product standardization are achieved.

Abstract: A magnetic assembly includes a magnetic core, two windings, and a base. The windings are arranged around the magnetic core, and each of the windings has two leading sections. The base carries the magnetic core, and comprises a frame part, a pin base, and two first pins and two second pins disposed on the pin base. The pin base is connected with the frame part, and has four through holes. Two first pins are disposed in two of the through holes, and two second pins are disposed in the other two of the through holes. Each of the first pins and the second pins has two extending parts extended from the first surface and the second surface respectively, and the leading sections of the windings are connected with the first pins and the second pins respectively. Therefore, the advantages of decreasing the production costs and product standardization are achieved.

Abstract: A bobbin is provided, which includes a main body, a first block board, a second block board, and at least one guiding member. The main body extends along an axis. The first block board and the second block board circumferentially surround ends of the main body and radially extend from the main body, respectively. The guiding member is formed on the first block board or the second block board and comprises a dummy pin, radially extending from the first block board or the second block board.

Abstract: A transformer includes a magnetic core assembly, a bobbin, and a winding coil assembly. The magnetic core assembly includes a first magnetic core and a second magnetic core. Each of the first magnetic core and the second magnetic core includes a magnetic plate, a center leg, a first lateral leg, and a second lateral leg. The first lateral leg and the second lateral leg are disposed on two opposite edges of the magnetic plate. The magnetic plate has a thinned region. The thinned region is defined by the first lateral leg, the second lateral leg and the center leg collaboratively. The bobbin has an engaging structure corresponding to the thinned region. When the bobbin is arranged between the first magnetic core and the second magnetic core, the engaging structure of the bobbin is engaged with the thinned region. The winding coil assembly is wound on the bobbin.

Abstract: A transformer includes a winding member, a magnetic core assembly and an insulating seat. The winding member includes a bobbin, a primary coil and a secondary coil. The primary coil and the secondary coil are wound on the bobbin. The magnetic core assembly includes a first magnetic core and a second magnetic core. The winding member is arranged between the first magnetic core and the second magnetic core. The insulating seat includes a receptacle, at least one ventilation hole, at least one sheltering member and plural pins. The winding member and the magnetic core assembly are accommodated within the receptacle. The ventilation hole is formed in the sheltering member. The first terminals of the primary coil and/or the second terminals of the secondary coil are connected with the pins.

Abstract: A transformer includes a base, a magnetic core unit and a winding assembly. The base includes a base body and a pin disposed on the base body. The magnetic core unit is disposed in the base body, and the winding assembly is disposed in the magnetic core unit. A winding of the winding assembly is connected to the pin.

Abstract: A bobbin is provided, which includes a main body, a first block board, a second block board, and at least one guiding member. The main body extends along an axis. The first block board and the second block board circumferentially surround ends of the main body and radially extend from the main body, respectively. The guiding member is formed on the first block board or the second block board and comprises a dummy pin, radially extending from the first block board or the second block board.

Abstract: A transformer includes a base, a magnetic core unit and a winding assembly. The base includes a base body and a pin disposed on the base body. The magnetic core unit is disposed in the base body, and the winding assembly is disposed in the magnetic core unit. A winding of the winding assembly is connected to the pin.

Abstract: A transformer includes a winding member, a magnetic core assembly and an insulating seat. The winding member includes a bobbin, a primary coil and a secondary coil. The primary coil and the secondary coil are wound on the bobbin. The magnetic core assembly includes a first magnetic core and a second magnetic core. The winding member is arranged between the first magnetic core and the second magnetic core. The insulating seat includes a receptacle, at least one ventilation hole, at least one sheltering member and plural pins. The winding member and the magnetic core assembly are accommodated within the receptacle. The ventilation hole is formed in the sheltering member. The first terminals of the primary coil and/or the second terminals of the secondary coil are connected with the pins.

Abstract: A magnetic element includes a bobbin, a pin pedestal, and a coil. The bobbin includes a connecting base with at least one first wire-arranging groove. The pin pedestal is connected to the connecting base, and includes a pedestal body and at least one pin. The pin is disposed on the pedestal body. The coil is wound around the bobbin, and has an outlet part. The outlet part is penetrated through the first wire-arranging groove, moved across the pedestal body and fixed on the pin.