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JP2866796B2 |
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JP2866793B2 |
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JP2866795B2 |
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JP2866797B2 |
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JPH1154327A |
To provide coil parts having a superior common-mode noise removing ability. A laminated body 7 which is formed by alternately laminating coil pattern 4 and 5, insulating layers 6 upon another is formed on a first magnetic substrate 3, an...
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JPH1154336A |
To provide a distributing transforming, having such a structure that the entire strength of the transformer and the strengths of outside connecting terminal electrodes can be increased, and demands for a thinner thickens and a smaller si...
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JP2861933B2 |
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JP2589636Y2 |
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JPH1116735A |
To provide a coil element provided with primary and secondary conductor wires in which high impedance characteristic is obtained extending over a wide range in a small body, and large current can be made to flow. This coil element compri...
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JPH118112A |
To manufacture a balun transformer having high characteristics serviceable in high-frequency band exceeding 300 MHz, by containing Z type hexagonal system ferrite as a core material for the balun transformer. PbO, SiO as the infinitesima...
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JPH118130A |
To reduce the copper loss of a coil when gaps are formed between the middle leg part constituting an EI core and an I type core, and between the two outer leg parts on the outsides of the middle leg part and the I type core, by a method ...
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JPH118111A |
To manufacture a balun transformer having high characteristic serviceable in high-frequency band exceeding 600 MHz, by containing a non-magnetic body as a core material for the balun transformer. A paste is prepared using a core material...
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JP2844492B2 |
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JP2840814B2 |
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JP2835340B2 |
The generator comprises a transformer (1) having a core (3), a primary winding (5) and a secondary winding (7). The primary winding (5) comprises a first primary coil (31) wound in the form of a solenoid and the secondary winding (7) com...
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JP2831391B2 |
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JP2831152B2 |
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JP2831392B2 |
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JPH10303039A |
To reduce package cost to a minimum by providing a plurality of through conductors extending to a surface for a ferrite main body, connecting respective winding wires to the different pairs of through conductors and permitting the throug...
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JP2585000Y2 |
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JP2819641B2 |
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JP2584106Y2 |
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JP2819643B2 |
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JP2813787B2 |
PURPOSE: To improve the quality and manufacture efficiency of a flyback transformer by a method wherein the state of the winding of high-voltage coils is detected mechanically and automatically by a sensor or is clearly verified by visua...
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JP2810812B2 |
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JPH10510678A |
(57) [Summary] A planar pulse transformer is a permeable core (10) in which at least one hole (22) is formed on a substrate (20) formed therein, and at least a part thereof is arranged in the hole of the substrate. have. Preferably, at l...
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JPH10270250A |
To enable thin-film coils to be lessened in size, thickness, and dispersion of characteristics by a method, wherein the thin-film coil is formed through in a manner such that window frame-like thin-film conductor layers formed surroundin...
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JPH10242786A |
To evenly advance the phases in a wide band, to eliminate the phase distortions and to make it feel that the sounds are heard in the front of an audio equipment, etc., by securing a serial connection between three and two stages of phase...
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JP2579196Y2 |
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JP2579087Y2 |
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JPH10200360A |
To provide a laminated balun transformer small in loss and capable of reducing phase difference or level difference between balanced signal terminals and facilitating design by respectively arranging the respective coils and capacitors o...
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JPH10199736A |
To suppress an enlargement of a mounting area and an increase of parts cost and enable a reduction of noises by a method wherein electronic parts and copper foil patterns constituting a circuit by electronic parts are formed integral wit...
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JPH10199735A |
To advance a phase of signals to a wide band by a method wherein a secondary side of a first transformer is linked with a primary line of a second transformer, and a secondary line of the second transformer is linked with a primary line ...
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JP2577299Y2 |
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JPH10189356A |
To provide a thin transformer which is improved in inductance by increasing the space factor of a conductor to the window area of a core and the number of turns of a coil. In a thin transformer, a recess 21 for housing an E-type ferrite ...
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JPH10189355A |
To simplify the structure of a laminated transformer and make it thin by taking out respective terminal pins from the lower end part of a laminated coil board, folding them outwardly against a laminated transformer, folding them almost p...
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JP2773617B2 |
PURPOSE: To provide the chip type transformer which is adoptive for a balun transformer and capable for miniturization. CONSTITUTION: The balun transformer employing the chip type transformer includes a laminator 12, which includes 1st-5...
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JP2770750B2 |
PURPOSE: To reduce the number of parts and a cost by integrally forming a first magnetic core provided corresponding to a first coil part and a second magnetic core provided corresponding to a second coil part by one set of magnetic core...
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JP2769115B2 |
PURPOSE: To enable mass production and miniaturization by arranging two transformers up and down in a lamination direction and by making a thickness of a dielectric between the two transformers and a thickness of a dielectric between con...
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JPH10163028A |
To contrive to create hardly a parasitic capacitance between printed coils of a laminated coil device by laminating the coils in one body so that the potential difference gradient in the radial direction of the coil is const. A first lam...
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JPH10144566A |
To make the number of low voltage side leads single while realizing large capacitance and low impedance, by stacking and connecting in parallel capacitance forming parts having synthetic resin films on which metal is vapor deposited and ...
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JP2760235B2 |
PURPOSE: To obtain th flyback transformer in which ringing is eliminated by using a capacitor whose without and voltage is small and insulation of the primary winding is facilitated. CONSTITUTION: A ringing elimination coil 31 is wound o...
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JPH10135049A |
To easily wire the leads of transformers by reducing the occupying area of electronic equipment by reducing the size of the equipment by mounting a plurality of toroidal cores on a base, provided with terminals in an overlapping state an...
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JPH10126196A |
To reduce the attenuation of signals in a normal mode and to increase the attenuation of noises in a common mode by preparing the auxiliary coils to secure the coincidence of resonance points between both modes. In a normal mode, the flo...
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JPH10116733A |
To eliminate adverse effect of impedance mismatch by providing a transmission line with first and second signal lines and a third line, connecting the first signal line with the second signal line through the third line and arranging the...
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JPH10116732A |
To enhance the performance of a wide band amplifier by an arrangement wherein an input transformer includes a transmission line transformer provided with means for determining a neutral output. The amplifier unit is connected with an inp...
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JPH10112416A |
To miniaturize and provide high output, by providing an extra coil groove between plural secondary coil grooves formed at a bobbin, mounting a diode at both ends of the coil part, and drawing the intermediate part of the secondary coil, ...
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JP2570076Y2 |
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JPH10106842A |
To provide a highly reliable planar transformer and its manufacturing method. An E-shaped ferrite core 1 and a printed coil board 3 put in the core 1 are mounted on an I-shaped ferrite core 2 and the core 2 and board 3 are stuck to each ...
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JP2569037Y2 |
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