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JP7318207B2 |
To provide a coupling transformer in which a secondary winding is formed by a plurality of wiring lines and which suppresses an increase of an insertion loss at a high frequency, a power line communication apparatus using the same, a pow...
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JP2023090722A |
To provide a coupling transformer that has its secondary wiring formed of a plurality of conductor wires and also suppresses high-frequency insertion loss from increasing and a power line communication apparatus using the same, a power s...
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JP2023525701A |
An RF flip chip is provided that includes a balun having a bump centered with a local bump area adjacent to a die corner. The center-located bump can be floating with respect to the signaling within the balun. The local bump area include...
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JP7286936B2 |
To provide a coil device having high bonding strength and bonding reliability.The coil device 1 has a core member 10 having a winding core and a flange 12, a wire 32 wound around the winding core, and a terminal electrode 52 connected wi...
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JP7272789B2 |
One object of the present invention is to provide a wire-wound coil component and a drum core that can be manufactured easily and less affected by an inter-wire capacitance. A coil component includes: a drum core having a winding core ex...
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JP7269771B2 |
To provide a transformer capable of suppressing complication of a structure of a substrate having a first coil pattern and a second coil pattern.A transformer includes a substrate 30 which has a base material 31, a first coil pattern 32a...
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JP2023060357A |
To provide a coil component that can suppress the deterioration of mode conversion characteristics while realizing miniaturization and high inductance.A coil component includes a core having a winding core portion, and a coil wound aroun...
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JP7259715B2 |
To provide a pulse transformer with a high coupling degree that can prevent wrong firing.A pulse transformer drives a plurality of semiconductor switching elements 3 and 4 with the pulse voltage from a driving IC 2. The pulse transformer...
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JP2023044463A |
To provide an insulation device that can improve life.An insulation device includes an insulating film, a first coil provided inside the insulating film, and a second coil provided inside the insulating film and positioned above the firs...
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JP7230389B2 |
A coil device 1 including a winding core 11 and flanges 12, 12, wires 31 to 34 wound around the winding core 11 and having one end located at the flanges 12, 12, and terminal electrodes 51 to 56 provided on the flanges 12, 12. The termin...
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JP7218589B2 |
Disclosed herein is a coil component that includes a winding core part, and first and second wires wound around the winding core part. The first and second wires constitute at least three winding layers on the winding core part. A i-th (...
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JP7218588B2 |
Disclosed herein is a coil component that includes a winding core part and first and second wires wound around the winding core part. The first and second wires constitute at least three winding layers on the winding core part. The same ...
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JP7211152B2 |
To provide a transformer device which is made low in height and downsized while securing a sufficient insulation distance.A transformer device comprises: a coil component in which a primary coil and a secondary coil are formed around a m...
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JP7205365B2 |
A coil component includes a core including a winding core portion, a first flange portion, and a second flange portion, a first wire and a second wire that are wound around the winding core portion in the same direction and that form a w...
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JP7183687B2 |
To provide a balun transformer with excellent high frequency characteristics.A balun transformer includes a columnar core provided with a pair of through holes having openings in a first end surface and a second end surface facing each o...
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JP7176466B2 |
A coil component includes a core including a winding core portion and a first flange portion that is disposed on a first end portion of the winding core portion in a direction in which the winding core portion extends. A first curved por...
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JP2022169879A |
To provide a balun transformer with enhanced magnetic coupling between primary and secondary windings.A balun transformer 1 includes terminal electrodes E1 to E4, coil patterns 10 and 30 connected in parallel between the terminal electro...
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JP7168307B2 |
A magnetic coupling coil component according to one embodiment of the present invention includes: an insulating layer; a first coil conductor embedded in the insulating layer, the first coil conductor having a first top coil surface and ...
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JP2022165493A |
To provide an isolator capable of reducing a stress in an insulation film between two conductors.An isolator comprises: a first conductor; a second conductor which is opposite to the first conductor; and first to third insulation films. ...
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JP7139666B2 |
Disclosed herein is a coil component that includes: a core including a winding core part extending in a first direction and a flange part provided at one end of the winding core part in the first direction, the flange part having a first...
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JP2022133847A |
To provide a digital isolator capable of improving an insulation breakdown resistance.A digital isolator according to an embodiment, comprises: a first electrode; a first insulation part; a second electrode; a second insulation part; and...
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JP7135398B2 |
Disclosed herein is a coil component that includes a core including a winding core part extending in the x-direction and a flange part, a terminal electrode provided on the flange part, and a wire wound around the winding core part and c...
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JP2022129590A |
To provide an electronic part with improved dielectric strength.An electronic part 2A includes a first substrate 21, a second substrate 22, and a support member 23. The first substrate 21 includes a first base 211 and a first coil 210. T...
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JP2022125703A |
To provide a vibration type driving device that is operable in a high-magnetic field environment and has good portability.There is provided a vibration type driving device has: a vibration type actuator having a vibrator that has an elas...
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JP2022112751A |
To provide a synthetic balun and a differential amplifier that suppress a decrease in the conversion efficiency from a differential signal to a single-phase signal.A synthetic balun includes a first input-side conductive member wound aro...
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JP7092239B2 |
A matching circuit includes first and second input/output ports; first, second, and third coils; and a capacitor. The first coil is connected in series between the first and second input/output ports, and the second coil is connected in ...
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JP7073864B2 |
To provide a composite filter component which is the composite filter component in which a common-mode choke coil and two inductors are integrated, can suppress a magnetic coupling between the common-mode choke coil and two inductors, an...
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JP7067501B2 |
A coil component includes a core including a winding core portion, a first wire, a second wire, a third wire, and a fourth wire that are wound around the winding core portion. A winding portion is formed by winding the respective first t...
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JP7056016B2 |
Disclosed herein is a coil component that includes first and second coil parts each spirally wound in a plurality of turns in directions opposite to each other. An innermost turn of the first coil part is radially divided into first and ...
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JP7052607B2 |
Disclosed herein is a pulse transformer that includes first to fourth terminal electrodes provided on the first flange part, fifth to eighth terminal electrodes provided on the second flange part, first and second wires wound around the ...
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JP7020569B2 |
A coil component includes a first coil and a second coil that are magnetically coupled to each other. The coil component includes a multilayer body, first wiring patterns, second wiring patterns, and third wiring patterns. The first coil...
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JP3236174U |
To provide a non-coupling multi-phase inductor configuration which saves an overall space and improves an output density. A multi-phase inductor configuration M has a primary core 1 provided with a plurality of concave grooves 11 and a p...
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JP7003421B2 |
To ensure electrical insulation capability in winding equipment for pulse power supply, while reducing leakage inductance.A pulse transformer 1 has a ring-shaped core 2, a primary electric wire 3 penetrating the core 2, a secondary elect...
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JP2021532566A |
The present invention relates to a method of manipulating a variable impedance load in a device consisting of a planar transformer consisting of at least one primary side and at least one secondary side capable of operating as an input s...
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JP6965900B2 |
A coil component includes first and second wires wound around a winding core portion of a core, and third and fourth wires wound around outside a portion of the first and the second wires wound around the winding core portion in an oppos...
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JP3234608U |
To provide a network transformer capable of achieving high bandwidth and having low loss. A transformer 100 includes a drum type core 110 and a coil assembly 120 wound around the drum type core 110, and the coil assembly 120 includes a c...
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JP2021158370A |
To provide a laminated coil component with an excellent high frequency characteristic.A laminated coil component of the present invention, comprises: a lamination body formed by laminating a plurality of insulation layers, and in which a...
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JP2021158371A |
To provide a laminated coil component with an excellent high frequency characteristic.A laminated coil component of the present invention, comprises: a lamination body formed by laminating a plurality of insulation layers and in which a ...
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JP2021141159A |
To provide a coil device with low insertion loss in a high frequency band.A coil device 10 includes a core 20 having a winding core portion 23 and flange portions 21 and 22 formed at the ends of the winding core portion 23, a first windi...
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JP6930403B2 |
To provide a balun transformer capable of reducing an insertion loss in a high-frequency region.A balun transformer comprises: a core having a plurality of through-holes; and lead wires that forms first and second coils wound in two thro...
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JP2021118331A |
To provide a coil member capable of reducing high-frequency noises with a small number of parts.A coil member 51 includes: a coil portion 52 constituted of an integral conductive member wound in the identical direction; and an intermedia...
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JP2021111714A |
To provide an isolation transformer with stable electric characteristics and a method for manufacturing the isolation transformer.An isolation transformer 50 comprises a circuit board 40 in which a first through hole 50F is formed, a fir...
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JP2021093420A |
To provide a signal transmission circuit that can have a compact design.A signal transmission circuit includes a multilayer substrate having a plurality of layers, and a pattern transformer that is provided on the multilayer substrate, t...
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JP6885016B2 |
A balun includes an unbalanced port, a first balanced port, a second balanced port, a main line, a subline, a capacitor, and an impedance matching section. The subline is configured to be electromagnetically coupled to the main line. The...
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JP6879073B2 |
Disclosed herein is a pulse transformer that includes: a drum core including a winding core part and first and second flange parts provided at both ends of the winding core part in an axial direction; a plurality of wires wound around th...
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JP2021073687A |
To provide a semiconductor device that improves a withstand voltage between a high voltage coil and a low voltage region around the coil.A semiconductor module includes a first die pad, a controller chip 5 bonded to the first die pad, a ...
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JP6852648B2 |
To provide a coil element that can easily detect a short circuit of a coil.A coil element includes a magnetic core and a coil. The coil is wound around the magnetic core. The coil includes a first winding and a second winding. The first ...
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JP6841034B2 |
To provide an electronic component in which leakage of an electromagnetic noise or electrostatic discharge is hardly generated.A package board 40 includes: first and second GNDs 41 and 42 which are separated into an in-plane direction wi...
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JP6819564B2 |
A semiconductor device includes a semiconductor substrate, an insulating layer, a transformer formed in the insulating layer, and a wiring. The transformer includes a primary winding conductor, and a secondary winding conductor. The prim...
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JP6798632B2 |
To ensure electrical insulation capability in winding equipment for pulse power supply, while reducing leakage inductance.A pulse transformer 1 has a ring-shaped core 2, a primary electric wire 3 penetrating the core 2, a secondary elect...
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