Machine Manufacturing

MDT Exhibits TMR Sensors at Sensors Expo

June 5, 2013

The innovative tunneling magnetoresistance technology delivers high performance and low-power operation for industrial applications.

ROSEMONT, Ill. and ZHANGJIAGANG, China /PRNewswire/ -- At the 2013 Sensors Expo, MultiDimension Technology Co. Ltd. (MDT), a leading supplier of magnetic sensors specializing in tunneling magnetoresistance (TMR) technology, will showcase its lineups of TMR magnetic sensors, including the 1 µA ultra-low-power TMR switches and the newly developed ultra-low-noise TMR linear magnetic field sensors. MDT's TMR magnetic sensors are designed for industrial applications, including flow meters, proximity switches, position and speed sensors, magnetic field sensors, and current sensors.

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MDT is the "first volume supplier of TMR magnetic sensors." With MDT's strong IP portfolio and advanced manufacturing facility, MDT's TMR magnetic sensors realize the key benefits of existing magnetic sensor technologies, including the Hall effect, anisotropic magnetoresistance (AMR), and Giant Magnetoresistance (GMR), while exhibiting a unique combination of performance benefits, including ultra-low power consumption, high sensitivity, large dynamic range, and excellent thermal stability, which is "unprecedented in previous magnetic sensor products." MDT offers all advantages of TMR technology to the commercial sensor market in a growing product lineup.

"MDT's TMR magnetic sensors are the first-of-a-kind on the market, and they are best suited for battery-powered high-end applications with stringent performance constraints," said Dr. Song Xue, Chairman and CEO of MultiDimension Technology. "We are fully committed to delivering the best value to our customers with a wide spectrum of service options, including design service, TMR sensors in standard or custom packages, custom sensor modules, and application solutions."

TMR technology is the most recent generation magnetic sensor technology. Prior to its applications in commercial magnetic sensors, TMR technology has demonstrated its success in the magnetic disk drive industry, and it has been proven a high-performance, cost-effective, and reliable technology over the past decade.

Key Features

  • TMR switch sensors deliver ultra-low power consumption at 1 µA in high-speed operation.
  • TMR linear sensors include high-performance sensors, which are available upon request; very high sensitivity >20 mV/V/Oe; ultra-low noise spectral density, 1 nT/rtHz @1Hz, <100 pT/rtHz @1kHz; large dynamic range >50 Oe; very low hysteresis.
  • TMR gear tooth sensors deliver small pitch detection <0.5 mm.
  • TMR angle sensors provide 360° measurement and high-amplitude signal output at 100% supply voltage.

Highlights of MDT's Service Offerings

  • TMR sensors in wafers, bare dies, and standard or custom packages
  • Custom AMR/GMR/TMR sensor design service
  • Custom sensor module design and application solutions

About MDT
MultiDimension Technology Co. Ltd. (MDT) was founded in 2010 in Zhangjiagang, Jiangsu Province, China, with branch offices in Shanghai and San Jose, CA. MDT has developed a unique intellectual property portfolio and state-of-the-art manufacturing capabilities that can support volume production of high-performance, low-cost TMR magnetic sensors to satisfy the most demanding application needs. Led by its core management team of elite experts and veterans in magnetic sensor technology and engineering services, MDT is committed to creating added value for its customers and ensuring their success.

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