Wednesday 20 March 2019

Magnetism: Crocus Technology unveils new high-performance TMR magnetic sensor

KUALA LUMPUR, March 20 (Bernama) -- Supplier of disruptive Tunnel Magneto-Resistance (TMR) sensors, Crocus Technology Inc., has unveiled an advanced, high-performance linear magnetic sensor, based on Crocus’ patented and unique TMR-based technology.

The CT100 device has best-in-class performance across a wide temperature range coupled with an extremely low linearity error, low hysteresis and low noise.

The device is able to sense the presence of a magnetic field (either from a magnet or a field generated by a current carrying conductor); and outputs a differential signal with a linearity error that is less than ±0.5% over a magnetic field range from -20 mT to +20 mT with negligible hysteresis and extremely low noise.

The robust device operates from -40°C to +150°C and yields a predictable temperature coefficient of sensitivity of less than 300 ppm/°C and a temperature coefficient of offset which does not exceed 3 µV/V/°C across a supply voltage range from 1.0 V to 5.5 V.

The CT100 is a perfect fit for products such as current and field sensors, fuse current monitors, IoT smart devices, electric motors, magnetic card readers, window/door sensors and mobile electronics where excellent linearity performance and thermal stability is a must.

Crocus Technology chief executive officer, Zack Deiri said many applications currently, demanded performance but not at the expense of large deviations due to temperature fluctuation which impacted system performance and safety.

“The CT100 offers superior performance to our competitors’ fully integrated and highly compensated solutions, in terms of accuracy and robustness over field and temperature.”

Samples and evaluation boards are currently available and production is targeted for early third quarter this year. More details at http://www.crocus-technology.com

-- BERNAMA

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