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8174348 |
Two-phase coupled inductors which promote improved printed circuit board layout
Two-phase coupled inductors including a magnetic core, at least a first winding, and at least three solder tabs. Power supplies including a printed circuit board, a two-phase coupled inductor...
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8164409 |
Coil component
A coil component ensuring adhesive bonding between first and second cores. The coil component also includes an inductive component and a pair of terminal electrodes. The first core has a first...
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8138878 |
Current-compensated choke and method for producing a current-compensated choke
The invention relates to a current-compensated choke with a ring core at least two coils composed in each case of the same number of windings, wherein in the interior of the ring core a...
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8111124 |
Inductance element and method for manufacturing the same
An inductance element is not interfered by peripheral circuits when mounted on a wiring board by forming a closed magnetic path. The inductance element has a small reduction of an inductance value...
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8098123 |
Power inductor with reduced DC current saturation
A power inductor includes a first magnetic core having a first end and a second end, an inner surface and an outer surface, and an inner cavity defined by the inner surface. A slotted air gap in...
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8093980 |
Surface mount pulse transformer and method and apparatus for manufacturing the same
A surface mount pulse transformer has a drum type core including a core and first and second flanges disposed on both ends of the core and installed on a substrate and a primary winding wire and a...
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8072303 |
Inductor
An inductor is arranged such that the projection area of each terminal portion falls within a square circumscribing the projection area of an upper flange portion under a state where the inductor...
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8061017 |
Methods of making coil transducers
Various embodiments of means and methods for reducing the pick-up of electromagnetic interference (“EMI”) by coil transducers are described and shown that are configured to provide high voltage iso...
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8063728 |
Inductive component for high currents and method for the production thereof
An inductive component includes a closed magnetic core and a first conductor that runs at least twice through the interior of magnetic core. The first conductor is a solid conductor that includes...
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8058963 |
Coil component and power-supply device provided therewith
The coil component includes a magnetic core 130 and conductors 210 and 220. The magnetic core 130 includes through-holes that are made by grooves 111 and 112. The conductors 210 and 220 are...
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8054149 |
Monolithic inductor
This invention discloses a monolithic inductor including a body made by compressing a magnetic powder, a coil positioned in the body, and a permanent magnet positioned in the body and in a magnetic...
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8054151 |
Compact inductor and a method for manufacturing the same
A compact inductor comprises a coil, a coil-burying body, and a body for a closed magnetic circuit. The coil-burying body is a fired porous ceramic body having a first magnetic permeability, in...
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8054150 |
Magnetic element
A magnetic element includes a conducting winding structure, first and second magnetic parts, and first and second side posts. The first and second magnetic parts have first and second central posts...
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8049588 |
Coil device
A coil device includes first and second coils and a package for sealing the first and second coil. The first coil has a first winding including a first conductor wire wound about a first winding...
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8044753 |
Common-mode choke coil
A common-mode choke coil includes a core, external electrodes, a pair of wires, and a top plate. The core includes a winding core portion and a pair of flanges at both ends of the winding core...
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8040212 |
Low profile inductors for high density circuit boards
An inductor includes a core formed of a magnetic material and a foil winding wound at least partially around or through at least a portion of the core. A first end of the winding extends away from...
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8013704 |
Coil component
A coil component comprises: a core having a winding core portion, and a first flange and a second flange arranged at both ends of the winding core portion; a winding arranged in a region flanked by...
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8004379 |
High powered inductors using a magnetic bias
A biased gap inductor includes a first ferromagnetic plate, a second ferromagnetic plate, a conductor sandwiched between the first ferromagnetic plate and the second ferromagnetic plate, and an...
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8004380 |
Transformer
A transformer 10 has a first core CR1, a second core CR2, a first transformer primary winding W1, a coil 45, a coil 46 and a coil 47. The second core CR2 is integrally formed with the first core...
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7999648 |
Wire-wound coil and method for manufacturing wire-wound coil
A wire-wound coil has a characteristic impedance that can be flexibly adjusted and can be prevented from varying undesirably. In the coil of the present invention, a primary wire part 18A and a...
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7999646 |
Composite magnetic device
To provide a composite magnetic device having characteristics of two magnetic elements, being capable of reducing a manufacturing cost, and preferably enabling the respective magnetic elements to...
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7994888 |
Multi-turn inductors
A multi-winding inductor includes a first foil winding and a second foil winding. One end of the first foil winding extends from a first side of the core and wraps under the core to form a solder...
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7986207 |
Method for making a high current low profile inductor
A high current, low profile inductor includes a conductor coil surrounded by magnetic material to form an inductor body. An inductor body is formed around the inductor coil and includes a resin and...
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7973633 |
DC to DC converter module
Lower surface terminals are disposed at the lower surface of a magnetic substrate. An upper surface electrode is disposed at the upper surface of the magnetic substrate. A control circuit, an input...
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7969272 |
Planar core structure
Generally, a low-profile planar core structure for use in magnetic components and related processes are presented herein. More specifically, the planar core structure provides a relatively large...
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7969266 |
Inductor
Provided is an inductor capable of adjusting an inductance in dozens of nH increments without requiring a large number of components. The inductor includes: a conductor; a first core body and a...
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7956715 |
Thin film structures with negative inductance and methods for fabricating inductors comprising the same
An inductor structure comprising a substrate and a planar conductor structure on a surface of the substrate, and methods for fabricating an inductor structure. The planar conductor structure may...
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7952457 |
Coil component
A coil component that can be mounted on a printed circuit board, with a part in an aperture of the printed circuit board. The coil component includes a first flange on an upper side and a second...
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7948340 |
Three-phase multi-winding device
A three-phase, multi-winding includes a core, the core including a hub and an outer shell around a perimeter of the hub. wherein the hub and the outer shell are in a fixed position with respect to...
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7948350 |
Coil component
A coil component has a first core with a winding core portion, a second core with a winding core portion, a first coil wound on the winding core portion of the first core, and a second coil wound...
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7948348 |
Cross-core transformer
Core structures that may be used in transformers to improve the number of turns-ratios available. The core structures may include at least three outer legs and a center leg. In operation windings...
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7940153 |
Inductance element
An inductance element has a first core portion having a winding frame portion; a coil provided on the winding frame portion; a ring-shaped member having an insertion hole to dispose the first core...
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7932803 |
Wire-wound type coil and winding method therefor
A common-mode choke coil includes a magnetic core, external electrodes, first and second wires, and a magnetic top. The magnetic core includes a winding core section and first and second flange...
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7921546 |
Method for making a high current low profile inductor
A method for making a high current low profile inductor includes forming an inductor element comprising a coil having an open center and an outside surface, the coil also having first and second...
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7924134 |
Inductor packaging for power converters
A vehicular power converter includes switches and first and second inductive components. The first and second inductive components have substantially adjacent portions and are coupled to the...
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7920041 |
Coil device for antenna and antenna system for rear window of vehicle
In a coil device for an antenna, a wide surface of a connector connecting section and a mounting surface of a fixing section are substantially vertically arranged. A connecter terminal can take a...
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7915987 |
Acoustic noise reduction in power supply inductors
Embodiments of the present invention provide an apparatus that reduces an audible noise produced in a power supply. The apparatus includes: (1) a housing; (2) an inductor coil formed from a coil of...
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7907924 |
Semiconductor device interconnecting unit, semiconductor device and high-frequency module having a millimeter wave band
A semiconductor device interconnecting unit configured to input/output a high-frequency signal having a millimeter wave band to/from a semiconductor device is provided. The semiconductor or device...
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7898375 |
Coil component
A coil component comprises: a core having a winding core portion, and a first flange and a second flange arranged at both ends of the winding core portion; a winding arranged in a region flanked by...
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7861403 |
Current transformer cores formed from magnetic iron-based alloy including final crystalline particles and method for producing same
A current transformer core has a ratio of the core outside diameter Da to the core inside diameter Di of <1.5, a saturation magnetostriction λs of =|4| ppm, a circular hysteresis loop with ...
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7859377 |
Coil component
A coil component is provided, and the coil component for an inductor is deformable dependent on flex of a flexible printed board due to elapse of time when mounted thereon, and has high resistance...
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7859379 |
Transformer core and its manufacturing method
It is possible to provide a transformer core which can be mounted on a coil having both ends connected to a substrate or the like and can simplify the step for arranging an adhesive layer and...
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7839255 |
Composite transformer and power converter using same
A composite transformer, having first and second inductors and a transformer, includes a transformer core that has a core leg around which portions of first and second windings are wound, and a...
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7837807 |
Magnetic core for current transformer, current transformer, and watt-hour meter
A magnetic core for a current transformer, and a current transformer and a watt hour meter used thereof, which is preferred the detection of a alternate current with a large asymmetrical waveform...
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7839249 |
Splitter
The present invention provides a splitter including a seat, a first inner core, a second inner core, a first coil, an outer core and a second coil. The seat has a bobbin, and the first coil is...
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7830237 |
Transformer
A transformer includes an iron core having a shaft around which a plurality of coil modules is mounted. Each coil module includes spiral, upper and lower coil sections each having an outer loop and...
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7825761 |
Measurement transmitter
The invention relates to a measurement transmitter for operation in a process plant. The enclosure of the measurement transmitter comprises two mutually separate containers (11, 12), where the...
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7821371 |
Flat magnetic element and power IC package using the same
A planar magnetic device 1 including a first magnetic layer 3, a second magnetic layer 5, and a planar coil 4 disposed between the first magnetic layer 3 and the second magnetic layer 5, wherein...
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7821368 |
Thin film type common mode noise filter and fabrication method of the same
A thin film type common mode noise filter and its fabrication method are disclosed. There are several electric insulation layers, coil lead layers and main coil layers are formed on an insulation...
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7804389 |
Chip-type inductor
A chip-type inductor comprising includes internal magnetic material, external magnetic material disposed on opposing sides of the internal magnetic material, and a conductor formed in a space...
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