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Electric/Magnetic

In-depth technical articles on the principles of operation of sensors for electrical properties and those that sense magnetic fields, or use magnetic effects as the sensing method.


News
MDT Unveils TMR Magnetic Switch Sensors   January 18, 2012

TMR technology boosts new magnetic switch sensors with extended battery life and reliable high-speed measurement in smart flow meters and high-end industrial applications.More>>

News
MultiDimension Debuts TMR Linear Magnetic Field Sensors   December 14, 2011

New tunneling magnetoresistance (TMR) sensors offer large dynamic range, superior performance and low power in a wide spectrum of industrial and consumer sensor applications.More>>

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Digital Compass from Bosch Sensortec   December 4, 2011

The BMC050 from Bosch Sensortec GmbH, Reutlingen, Germany, is a triaxial geomagnetic sensor plus a triaxial accelerometer sensor in a 3 by 3 mm LGA package for compass-based functions in cell phones, navigation devices, and other mobile devices. More>>

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Electrical Potential Sensor from Plessey   November 20, 2011

The EPIC sensor, part number PS25401 from Plessey Semiconductors, Plymouth, U.K., is a version of the company's electric potential IC (EPIC) that has been tailored to detect movement and optimized for security, switching, and gaming applications. More>>

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High-Speed Current Sensor from Melexis   November 20, 2011

The MLX91207 from Melexis, Nashua, NH, is a customer-programmable monolithic Hall sensor IC that can be used to provide contactless current sensing in hybrid electric vehicles, electrical vehicles, and renewable energy applications. More>>

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Battery Powered Microohmmeter from TEGAM   November 13, 2011

The Model 1750/BAT from TEGAM Inc., Geneva, OH, is a battery-powered version of the company's Model 1750 microohmmeter that is designed to replace the discontinued Keithley 580 for testing electrical and mechanical bonds in the aerospace industry. More>>

News
AKM Maintains Magnetic Sensors Dominance   October 20, 2011

According to IHS analysis of the magnetic sensor market, the company's Apple design wins have allowed AKM to retain its dominance in the market.More>>

Article
EPIC: A New Epoch in Electric Potential Sensing   September 1, 2011

A novel electrometer manages to combine robustness with sensitivity, enabling a range of medical and other applications.More>>

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3D Digital MEMS Compass from Baolab   July 24, 2011

The BLBC3-D NanoCompass from Baolab Microsystems S.L., Terrassa, Spain, is a pure CMOS MEMS sensor that uses Lorentz force sensors to detect the Earth's magnetic field in 3D. More>>

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Conductivity/Salinity Logger from Onset   April 10, 2011

The HOBO U24-002 from Onset Computer Corp., Pocasset, MA, is a conductivity/salinity data logger for measuring salinity, conductivity, and temperature in saltwater environments. More>>