Abstract: A transformer includes a magnetic core assembly, a bobbin, two first windings, a second winding and at least one circuit board. The bobbin includes a bobbin main body, a bobbin channel and a winding portion. The winding portion is formed on an outer periphery surface of the bobbin main body. The two first windings are disposed around the winding portion. One of the two first windings is disposed between the other one of the two first windings and the outer periphery surface of the bobbin main body. The second winding is disposed around the winding portion and disposed between the two first windings. The at least one circuit board includes a circuit board hole. The circuit board hole and the bobbin channel are communicated with each other. The magnetic core assembly partially penetrates through the circuit board hole and the bobbin channel.

Abstract: A transformer includes a magnetic core assembly, a bobbin, two first windings, a second winding and a second circuit board. A bobbin channel runs through two opposite sides of the bobbin main body. The winding portion is formed on an outer periphery surface of the bobbin main body. The two first windings are disposed around the winding portion. One of the two first windings is disposed between the other one of the two first windings and the outer periphery surface of the bobbin main body. The second winding is disposed around the winding portion and disposed between the two first windings. The second circuit board hole and the bobbin channel are in communication with each other. The magnetic core assembly partially penetrates through the bobbin channel and the second circuit board hole. The second winding and the second circuit board are connected with each other in parallel.

Abstract: A magnetic assembly includes a magnetic core, a magnetic core set, a circuit board and a positioning plate. The magnetic core set includes a first magnetic member, two second magnetic members and a plurality of third magnetic members. A plurality of separation spaces exist between the first magnetic member and two second magnetic members, and the circuit board is disposed between the magnetic core and the magnetic core set. The positioning plate has a first receptacle configured to receive the first magnetic member, two second receptacles each configured to receive one of the second magnetic members, and a plurality of third receptacles configured to receive the third magnetic members. Therefore, the eddy current loss and the winding loss are reduced, the sizes of the separation spaces are controlled precisely, and the advantages of enhancing the effectiveness of the magnetic assembly are achieved.

Abstract: An inverter and an electronic apparatus using the inverter are disclosed. The electronic apparatus has a circuit board and an inverter. The circuit board has an opening. The inverter has a wiring frame arranged in the opening. The wiring frame has a wiring portion for wiring coils. The wiring portion has two carrying portions at opposite sides, respectively. Each of the carrying portions has a side portion. A space for accommodating magnet is formed by the wiring portion and the carrying portion and the side portion. A conductive contact is arranged at one side of the side portion and a protrusion is arranged at another side of the side portion. The protrusion is used for being against the surface of the circuit board, and the height of the inverter with respect to the circuit board can thus be adjusted by the protrusion.

Abstract: A transformer includes a bobbin, at least one primary winding coil, at least one secondary winding coil, and a magnetic core assembly. The bobbin includes a main body, plural extension structures, and plural pin groups. The main body includes a channel, plural winding sections, a first connecting seat, and a second connecting seat. The plural extension structures are connected with the first connecting seat and the second connecting seat, respectively. In addition, each of the plural extension structures has a notch and a stepped structure, and the stepped structure comprises plural stepped parts. Each of the primary winding coil and the secondary winding coil includes plural outlet terminals. The plural outlet terminals of the secondary winding coil are respectively disposed on the plural stepped parts of the stepped structure and fixed on the pin group which is disposed on one of the extension structures.

Abstract: A transformer structure includes a bobbin, a conductive base, a first winding coil, plural second winding coils, and a magnetic core assembly. The bobbin includes a main body and a channel. The main body has a first winding section and plural first pins. The plural first pins are located at bilateral sides of the main body. The channel runs through the main body. The conductive base is disposed on a bottom side of the bobbin, and includes at least one connecting part. Through the connecting part of the conductive base, at least a portion of the plural first pins are electrically connected with each other. The first winding coil is wound around the first winding section. The second winding coils are connected with corresponding first pins. The magnetic core assembly is partially embedded into the channel of the bobbin.

Abstract: A transformer includes a bobbin, at least one primary winding coil, at least one secondary winding coil, and a magnetic core assembly. The bobbin includes a main body, plural extension structures, and plural pin groups. The main body includes a channel, plural winding sections, a first connecting seat, and a second connecting seat. The plural extension structures are connected with the first connecting seat and the second connecting seat, respectively. In addition, each of the plural extension structures has a notch and a stepped structure, and the stepped structure comprises plural stepped parts. Each of the primary winding coil and the secondary winding coil includes plural outlet terminals. The plural outlet terminals of the secondary winding coil are respectively disposed on the plural stepped parts of the stepped structure and fixed on the pin group which is disposed on one of the extension structures.

Abstract: An inductance module includes a base holder and an inductance element. The inductance element is installed on a bottom base of the base holder and then a coil of the inductance element is electrically connected to the conductive pins of the bottom base. A positioning element of the base holder is fabricated on the bottom base to fix the inductance element and then the bottom base is installed in an opening of a circuit board, thus reducing the height of installing the inductance module on the circuit board after fabricating the base holder and the circuit board. The positioning element is designed like a barb to increase strength of fabricating the positioning element on the bottom base instead of using an adhesive, thus reducing working hours and simplifying working process.

Abstract: A transformer structure includes a bobbin, a conductive base, a first winding coil, plural second winding coils, and a magnetic core assembly. The bobbin includes a main body and a channel. The main body has a first winding section and plural first pins. The plural first pins are located at bilateral sides of the main body. The channel runs through the main body. The conductive base is disposed on a bottom side of the bobbin, and includes at least one connecting part. Through the connecting part of the conductive base, at least a portion of the plural first pins are electrically connected with each other. The first winding coil is wound around the first winding section. The second winding coils are connected with corresponding first pins. The magnetic core assembly is partially embedded into the channel of the bobbin.

Abstract: A transformer capable of adjusting its height is provided. The transformer is formed on a circuit board having a receiving hole. The transformer comprises a winding module, two magnetic core modules, a plurality of pins and a plurality of supporting bulges. The winding module comprises a winding baseboard and a winding pillar where a winding structure is formed thereon. The winding pillar is received in the receiving hole. The winding baseboard further comprises a corresponding surface heading to the circuit board. The magnetic core modules contact and hold the winding module. The pins are formed on the edge of the to winding baseboard to be connected to the circuit board around the receiving hole. The supporting bulges are formed between the corresponding surface and the circuit board, wherein the height of the corresponding surface relative to the circuit board is adjusted according to the supporting bulges.

Abstract: A transformer capable of maintaining its height is provided. The transformer is formed on a circuit board having a receiving hole. The transformer comprises a winding module, two magnetic core modules contacting and holding the winding module, a plurality of pins and at least one supporting means. The winding module comprises a winding baseboard and a winding pillar where a winding structure is formed thereon. The winding pillar is received in the receiving hole. Each of the pins comprises a first bent part separating the corresponding pin into a first portion connected to the winding baseboard and a second portion connected to the circuit board around the receiving hole. The supporting means is formed between the first portion of at least one of the pins and the circuit board to contact the first portion and the circuit board to maintain the distance between them.

Abstract: A combined transformer is provided. The transformer comprises at least three bobbins arranged abreast and a core assembly. Each of the bobbins includes two separated guard plates, a winding column, a through groove and two metal pins; the winding column is disposed between the guard plates, while the through groove extends through the guard plates and the winding column. Furthermore, the two metal pins are disposed on one of the guard plates; the winding column is wound with a coil, and two end portions of the coil are connected to the two metal pins respectively. The core assembly includes two separated magnetic plates and at least three separated magnetic columns disposed between the magnetic plates. The bobbins are sandwiched between the magnetic plates, and the magnetic columns are located in the through grooves. Thus, the combined transformer can have a reduced thickness and multiple outputs.

Abstract: An inductance module includes a base holder and an inductance element. The inductance element is installed on a bottom base of the base holder and then a coil of the inductance element is electrically connected to the conductive pins of the bottom base. A positioning element of the base holder is fabricated on the bottom base to fix the inductance element and then the bottom base is installed in an opening of a circuit board, thus reducing the height of installing the inductance module on the circuit board after fabricating the base holder and the circuit board. The positioning element is designed like a barb to increase strength of fabricating the positioning element on the bottom base instead of using an adhesive, thus reducing working hours and simplifying working process.

Abstract: An inverter and an electronic apparatus using the inverter are disclosed. The electronic apparatus has a circuit board and an inverter. The circuit board has an opening. The inverter has a wiring frame arranged in the opening. The wiring frame has a wiring portion for wiring coils. The wiring portion has two carrying portions at opposite sides, respectively. Each of the carrying portions has a side portion. A space for accommodating magnet is formed by the wiring portion and the carrying portion and the side portion. A conductive contact is arranged at one side of the side portion and a protrusion is arranged at another side of the side portion. The protrusion is used for being against the surface of the circuit board, and the height of the inverter with respect to the circuit board can thus be adjusted by the protrusion.

Abstract: A combined transformer is provided. The transformer comprises at least three bobbins arranged abreast and a core assembly. Each of the bobbins includes two separated guard plates, a winding column, a through groove and two metal pins; the winding column is disposed between the guard plates, while the through groove extends through the guard plates and the winding column. Furthermore, the two metal pins are disposed on one of the guard plates; the winding column is wound with a coil, and two end portions of the coil are connected to the two metal pins respectively. The core assembly includes two separated magnetic plates and at least three separated magnetic columns disposed between the magnetic plates. The bobbins are sandwiched between the magnetic plates, and the magnetic columns are located in the through grooves. Thus, the combined transformer can have a reduced thickness and multiple outputs.

Abstract: A magnetic element includes a bobbin, a first winding assembly, a second winding assembly and a magnetic core assembly. The bobbin includes a winding part, a first extension part and a second extension part. The first extension part and the second extension part are separated from each other by the winding part. The first winding assembly is wound around the winding part of the bobbin, and includes plural first terminals. The second winding assembly is wound around the winding part of the bobbin, and includes plural second terminals. The magnetic core assembly includes a first window and a second window. The first extension part is protruded out of the first window. The second extension part is protruded out of the second window. At least one of the first terminals and at least one of the second terminals are simultaneously fixed on the first extension part and/or the second extension part.

Abstract: A transformer capable of adjusting its height is provided. The transformer is formed on a circuit board having a receiving hole. The transformer comprises a winding module, two magnetic core modules, a plurality of pins and a plurality of supporting bulges. The winding module comprises a winding baseboard and a winding pillar where a winding structure is formed thereon. The winding pillar is received in the receiving hole. The winding baseboard further comprises a corresponding surface heading to the circuit board. The magnetic core modules contact and hold the winding module. The pins are formed on the edge of the to winding baseboard to be connected to the circuit board around the receiving hole. The supporting bulges are formed between the corresponding surface and the circuit board, wherein the height of the corresponding surface relative to the circuit board is adjusted according to the supporting bulges.

Abstract: A transformer capable of maintaining its height is provided. The transformer is formed on a circuit board having a receiving hole. The transformer comprises a winding module, two magnetic core modules contacting and holding the winding module, a plurality of pins and at least one supporting means. The winding module comprises a winding baseboard and a winding pillar where a winding structure is formed thereon. The winding pillar is received in the receiving hole. Each of the pins comprises a first bent part separating the corresponding pin into a first portion connected to the winding baseboard and a second portion connected to the circuit board around the receiving hole. The supporting means is formed between the first portion of at least one of the pins and the circuit board to contact the first portion and the circuit board to maintain the distance between them.

Abstract: A transformer includes a covering member, a bobbin, a primary winding coil, plural secondary winding coils, and a magnetic core assembly. The covering member includes plural pins. The bobbin is combined with the covering member, and includes a bobbin body and a channel. A first winding section and plural single-trough second winding sections are defined on the bobbin body. The single-trough second winding sections are arranged at bilateral sides of the first winding section. The channel runs through the bobbin body. The primary winding coil is wound around the first winding section of the bobbin, and connected with the pins. The secondary winding coils are wound around respective single-trough second winding sections of the bobbin. The magnetic core assembly is partially embedded into the channel of the bobbin.

Abstract: A magnetic element includes a bobbin, a first winding assembly, a second winding assembly and a magnetic core assembly. The bobbin includes a winding part, a first extension part and a second extension part. The first extension part and the second extension part are separated from each other by the winding part. The first winding assembly is wound around the winding part of the bobbin, and includes plural first terminals. The second winding assembly is wound around the winding part of the bobbin, and includes plural second terminals. The magnetic core assembly includes a first window and a second window. The first extension part is protruded out of the first window. The second extension part is protruded out of the second window. At least one of the first terminals and at least one of the second terminals are simultaneously fixed on the first extension part and/or the second extension part.