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Coto TMR Sensor - What is TMR?

Posted on Friday, September 29th, 2017

Coto Technology Provides General Overview of RedRock TMR Magnetic Sensors


Coto Technology Switch/Sensor Product Line Manager, Tanios BouRamia, explains TMR (Tunneling Magnetoresistance) sensing technology and how it works. A demonstration of TMR in featured, using an evaluation demo board and Coto’s RedRock TMR magnetic sensors. RedRock is the world's highest performing product line of TMR magnetic sensors with the lowest power consumption, highest sensitivity at the smallest size.

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What Exactly is TMR? Video

RR110 Analog Sensor                
- Highly sensitive
- Stable temperature performance
- Resistance changes linearly with magnetic distance
- Resistant to mechanical stress

RR120 Digital Sensor
- High sensitivity
- Low power consumption
- High frequency
- Logic output for design flexibility

RR130 Digital Switch
- High sensitivity
- Low power consumption
- High frequency
- Open drain MOSFET for design flexibility


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