Koa Corporation

Shuhei Matsubara

Keishi Nakamura

Susumu Toyoda

Koichi Hirasawa

Katsuhide Nishizawa

The present invention relates to a jumper element, a shunt resistor apparatus, and a method of adjusting characteristic of a shunt resistor apparatus for current detection. The jumper element () for constituting the shunt resistor apparatus for current detection is made of conductive metal material. The jumper element () includes: a body structure () that can be coupled to a resistance element () constituting a part of the shunt resistor apparatus; and a protrusion () formed on a side portion of the body structure (), wherein the protrusion () is located so as not to overlap the resistor element ().

Jumper element, shunt resistor apparatus, and method of adjusting characteristic of shunt resistor apparatus for current detection

The mounting area for an electronic component and a resistor for current detection is reduced. A current detection resistor for detecting current includes a plate-like resistive body, and a first electrode and an opposite second electrode which are stacked in a thickness direction of the resistive body and are disposed so as to sandwich the resistive body. The first electrode has a groove portion.

Current detection resistor and current detection apparatus

The resistive material for sensing current contains: metal particles selected from a group consisting of nichrome, copper-manganese, and copper-nickel; insulating particles selected from a group consisting of alumina, aluminum nitride, silicon nitride, and zirconia; and titanium oxide.

Resistive material, resistor, and manufacturing method of resistive material

A shunt resistorincludes a flat resistive element; a first electrode blockthat is made of a conductive metal material and is laminated on a lower surfaceof the resistive element; and a second electrode blockthat is made of a conductive metal material and is laminated on an upper surfaceof the resistive element, in which the second electrode blockis a block body including an electrode portionconnected to the resistive elementand an extension portionextending downward from a side surface of the electrode portion

Current detection resistor

A resistive material for sensing current contains particles having an electrically insulating property and a metal body having a three-dimensional network enclosing the particles, and a ratio of the metal body to the whole of the resistive material is 30 vol % or more and 80 vol % or less.

A resistor according to the present disclosure includes an insulated substrate, a resistive layer formed of a resistance body material and a bonding layer for bonding the insulated substrate and the resistive layer, wherein the resistor is configured so that a ratio of a sheet resistance of the bonding layer to a sheet resistance of the resistive layer is 100 or more.

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Ina, Japan

Shuhei Matsubara