This demonstration features the ALT025 low hysteresis, high-speed TMR magnetometer and a high current PCB layout, optimized for the detection of +/- 200 amps. The board has sturdy screw terminal connections for current input, and it has header pins for sensor power and output.
A 0.8 x 0.4 inch (21 x 10 mm) breakout board with the ALT021-10E ultrahigh sensitivity Tunneling Magnetoresistance (TMR) analog bridge magnetometer.
The board has a pre-soldered sensor and footprints for a standard 0.1" (2.54 mm) header and a common, 1 mm pitch card-edge connector.
The board can be powered by a 0 to 10 V supply and provides a linear, differential output voltage.
A 0.5 x 0.3 inch (13 x 8 mm) evaluation board with the ALT021-10E ultrahigh sensitivity Tunneling Magnetoresistance (TMR) analog bridge magnetometer.
The board has a sensor and a 5x amplifier to provide a 2.5 V/V/mT output.
The board can be powered by a 0.9 to 7 V supply or battery and provides a linear, single-ended output.
The ALT021 is an ultrahigh sensitivity Tunneling Magnetoresistance (TMR) analog bridge magnetic sensor. The differential bridge
output is bipolar, meaning it is positive for a positive field and negative for an opposite field polarity.
Features:
±0.25 mT linear range
Ultrahigh sensitivity (500 mV/V/mT typical)
Large output signal (200 mV/V/mT typical)
0 - 10 V power supply
Wheatstone bridge magnetometer configuration
20 kiloohm device resistance for low power
Up to 300 kHz frequency bandwidth
2.5 x 2.5 mm TDFN6 package
–40 to 125°C
Applications:
Motion, speed, and position control
Non-contact current sensing
Mechatronics and robotics
Navigation
A 0.8 x 0.4 inch (21 x 10 mm) breakout board with the ALT023-10E high sensitivity Tunneling Magnetoresistance (TMR) analog bridge magnetometer.
The board has a pre-soldered sensor and footprints for a standard 0.1" (2.54 mm) header and a common, 1 mm pitch card-edge connector.
The board can be powered by a 0 to 10 V supply and provides a linear, differential output voltage.
The ALT023 is a Tunneling Magnetoresistance (TMR) analog bridge magnetic sensor
with extraordinary sensitivity. The differential bridge
output is bipolar, meaning it is positive for a positive field and negative for
an opposite field polarity.
Features:
±1 mT linear range
Large signal (200 mV/V/mT typical)
Wheatstone bridge magnetometer configuration
0 - 10 V power supply
20 kiloohm device resistance for low power
High linearity output (
A 0.8 x 0.4 inch (21 x 10 mm) breakout board with the ALT025-10E Tunneling Magnetoresistance (TMR) analog bridge magnetometer.
The board has a pre-soldered sensor and footprints for a standard 0.1" (2.54 mm) header and a common, 1 mm pitch card-edge connector.
The board can be powered by a 0 to 10 V supply and provides a linear, differential output voltage.
The ALT025 is a Tunneling Magnetoresistance (TMR) analog bridge magnetic sensor
with an extraordinary amount of signal and linear range. The differential bridge
output is bipolar, meaning it is positive for a positive field and negative for
an opposite field polarity. The ALT025 has cross-axis sensitivity (across the pads).
Features:
Large signal (200 mV/V)
Wheatstone bridge magnetometer configuration
0 - 10 V power supply
20 kiloohm device resistance for low power
±10 mT (±100 Oe) linear range
High linearity output (
A 0.8 x 0.4 inch (21 x 10 mm) breakout board with the ALT025-14E Tunneling Magnetoresistance (TMR) analog bridge magnetometer.
The board has a pre-soldered sensor and footprints for a standard 0.1" (2.54 mm) header and a common, 1 mm pitch card-edge connector.
The board can be powered by a 0 to 10 V supply and provides a linear, differential output voltage.
The ALT025-14E is an ultraminiature Tunneling Magnetoresistance (TMR) analog bridge magnetic sensor
with an extraordinary amount of signal. The differential bridge
output is bipolar, meaning it is positive for a positive field and negative for
an opposite field polarity.
Features:
Tunneling Magnetoresistive Technology (TMR)
Large signals (20 mV/V/mT typical)
Wheatstone bridge magnetometer configuration
20 kiloohm device resistance for low power
±10 mT linear range
1.1 x 1.1 mm DFN4 package
–40 to 125°C
Applications:
Motion, speed, and position control
Non-contact current sensing
Mechatronics and robotics
A 0.8 x 0.4 inch (21 x 10 mm) breakout board with the ALT026-10E Tunneling Magnetoresistance (TMR) analog bridge magnetometer.
The board has a pre-soldered sensor and footprints for a standard 0.1" (2.54 mm) header and a common, 1 mm pitch card-edge connector.
The board can be powered by a 0 to 10 V supply and provides a linear, differential output voltage.
The ALT026 is a Tunneling Magnetoresistance (TMR) analog bridge magnetic sensor
with extraordinary signal amplitude and wide linear range. The differential bridge
output is bipolar, meaning it is positive for a positive field and negative for
an opposite field polarity. The ALT025 has cross-axis sensitivity (across the pads).
Features:
Large signal (200 mV/V)
Wheatstone bridge magnetometer configuration
0 - 10 V power supply
20 kiloohm device resistance for low power
±20 mT (±200 Oe) linear range
High linearity output (