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NEC TOKIN offers wide range selection of the MPC/MPC-G Series and MPLC/MPLC-G Series for your power design. You can select the metal composite inductor that best fits your power application. The MPC/MPC-G Series can handle large current and is ideal for CPU, Memory and GFX power application with higher switching operation frequency such as 500K-1MHz. These inductor series have achieved the lowest core loss level resulting in higher efficiency in the industry using superior magnetic material technology. These inductors also offer superior saturation current characteristics.
Efficiency is critical for the system power side. The MPLC/MPLC-G Series has been developed for system power designs. Round copper wire is used for applications requiring high inductance. MPLC/MPLC-G inductors facilitate compact design, offer high efficiency and soft saturation current characteristics. |
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NEC TOKIN metal composite inductors are widely used in thin, light, high performance notebook computers. These inductors have become a critical part of design in this market segment.NEC TOKIN inductors are known for high performance and reliability worldwide.
These inductors are incorporated into the power supply circuitry of various computers.
They are also widely used in next-generation Blu-Ray/DVD players, game consoles, HDTVs, and server applications requiring superior efficiency performance.
NEC TOKIN metal composite inductors also exhibit power for mobile phones that continue to evolve toward higher functionality and various functions such as movie filming, high-precision displays, GPS and DTTV(Digital Terrestrial Television). |
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Computer technology continues to evolve and advance at a rapid rate. Moreover,environmental requirements have become more stringent. Consumers are seeking additional features such as HD Displays, Blu- Ray viewing and multi-media editing. Manufacturers are competing to achieve this while reducing weight, size and power consumption. This has become a major challenge for the power supply design, particularly related to power inductors.
Designers have seen success to reduce power consumption of the CPU and other components. Despite all efforts, the advanced features and functions have increased power consumption along with amount of current required. Consumers are seeking thinner, more lightweight laptop computers in particular. Consequently, component manufacturers are faced with the dilemma of how to make smaller inductors while increasing current.
In conventional inductors with copper wiring wound around a ferrite magnetic core, flux is produced on the magnetic core when current flows. When the upper limit of magnetic flux is exceeded, power is lost, heat is generated and the inductor’s function is undermined. In other words, in order to handle such large current, inductors also had to be large in size. |
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NEC TOKIN developed its metal composite inductors to address this problem.
Rather than using ferrite magnetic core material, NECTOKIN’s inductors have a metal core, which is enabled by high-efficiency material powder employing the traditional Sendust core manufacturing method. Metal offers high saturation magnetic flux density*, a large amount of flux can be produced while minimizing loss. In other words, while being compact, metal composite inductors can exhibit the same performance as conventional inductors for large current. Metal core inductors employing NEC TOKIN's original material technology offer the same performance as conventional inductors with approximately half the size.
The core is thinner to make room for thicker copper wiring. Electrical resistance is suppressed and loss is dramatically reduced, allowing NEC TOKIN’s inductors to produce minimal heat. In addition, compared with inductors assembled with ferrite bulk cores which structurally tend to produce acoustic noise, metal composite inductors are composed of single-piece molded metal powder material, and does not tend to produce noise. |
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| *Saturation magnetic flux density: the upper limit of magnetic flux density, which limits the strength of magnetization of a certain material. |
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