The AAL004-10E high-performance magnetometer has high sensitivity and low-hysteresis, making it ideal for low-field applications. With a unique TDFN6 package, it is also our smallest analog sensor.
Features:
Output linear with magnetic fields as low as 1.5 Oe for low-field applications
3.5 mv/V/Oe typical sensitivity for large output signals and low noise
2% maximum hysteresis for precision and repeatability
Omnipolar output for configuration flexibility
–40 to 125°C
Applications:
Current sensing
Low-field sensing for magnetic media
Earths magnetic field detection
Low-Hysteresis Magnetometer
senses fields from permanent magnets, earth, and current sources.
Typ. Saturation Field (Oe)
Linear Range(|Oe|)
min.-max.
Sensitivity (mV/V/Oe)
min.-max.
Resistance
(Ohms)
Package
15
1.5 - 10.5
3.0 - 4.2
2200 ±20%
TDFN6
(RoHS)
Note: Parts are sold in increments of 100 for quantities of 100 or more.
This part is RoHS compliant.
A 0.8 x 0.4 inch (21 x 10 mm) breakout board with the AAL024-10E 1.5 mT saturation, low hysteresis GMR analog bridge magnetometer. Its cross-axis sensitivity makes it ideal for noncontact current sensing, which can be evaluated using this board (up to 7 A for this board).
The board has a pre-soldered sensor, screw terminals for the current trace, a standard 0.1" (2.54 mm) header, and a 1 mm pitch card-edge connector.
The board can be powered by a 0 to 24 V supply and provides a differential output voltage proportional to the applied magnetic field or current.
The AAL024-10E high-performance magnetometer has high sensitivity, high linearity, low-hysteresis, and cross-axis sensitivity, making it ideal for noncontact current-sensing.
Features:
3.6 mv/V/Oe typical sensitivity for large output signals and low noise
Wide linear range: 0.15 – 1.05 mT; 1.5 mT saturation
2.2 kΩ bridge resistance/1.1 kΩ output impedance for easy interface
Low offset: 4 mV/V max.
Low hysteresis: 2% max. for excellent repeatability
Wide bandwidth: 100 kHz
63 V minimum inherent isolation (pad to electrical connections)
Ultraminiature 2.5 mm x 2.5 mm TDFN6 package
Applications:
Current sensing
Low-field sensing for magnetic media
Earths magnetic field detection
Low-Hysteresis Magnetometer
senses fields from permanent magnets, earth, and current sources.
Typ. Saturation Field (Oe)
Linear Range(|Oe|)
min.-max.
Sensitivity (mV/V/Oe)
min.-max.
Resistance
(Ohms)
Package
15
1.5 - 10.5
3.0 - 4.2
2200 ±20%
TDFN6
(RoHS)
Note: Parts are sold in increments of 100 for quantities of 100 or more.
This part is RoHS compliant.
A 0.8 x 0.4 inch (21 x 10 mm) breakout board with the AAT001-10E 1.25 MOhm Tunneling Magnetoresistance (TMR) analog angle sensor.
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 5.5 V supply and provides sine and cosine analog outputs.
AAT001-10E Angle Sensors use Tunneling Magnetoresistance (TMR) technology to produce
a very high output signal without amplification, a wide airgap tolerance, and
very high device resistance for extremely low power. Sine and cosine outputs provide
full quadrature.
Key specifications are as follows:
TMR Angle Sensor
Typ. p-p
Signal
Min. Applied
Field (Oe)
Max. Angular
Error (const. field)
Max. Op. Temp.
Typ. Device
Resistance
Package
200 mV/V
30 Oe
0.5 degrees
125°C
1.25 MΩ
TDFN6
The angle sensors are typically used with a split pole magnets such as
NVE part no. 12249 or 12426.
An Evaluation Kit is available with an angle sensor, circuit board, unity-gain buffer amplifier, split-pole magnet, and a plastic magnet locating fixture.
Note: Please purchase in increments of 100 when purchasing quantities of 100 or more.
A 0.8 x 0.4 inch (21 x 10 mm) breakout board with the AAT003-10E40 kOhm Tunneling Magnetoresistance (TMR) analog angle sensor.
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 5.5 V supply and provides sine and cosine analog outputs.
AAT003-10E
Angle Sensors use Tunneling Magnetoresistance (TMR) technology to produce a very
high output signal without amplification, a wide airgap tolerance, and low power. Sine and cosine outputs provide full quadrature. The sensor has a 40 kilohm device
resistance and 20 kilohm output impedance, which is ideal for direct interface to microcontrollers.
Key specifications are as follows:
TMR Angle Sensor
Typ. p-p
Signal
Min. Applied
Field (Oe)
Max. Angular
Error (const. field)
Max. Op. Temp.
Typ. Device
Resistance
Package
200 mV/V
30 Oe
0.5 degrees
125°C
40 kΩ
TDFN6
The angle sensors are typically used with a split pole magnets such as
NVE part no. 12249 or 12426.
An Evaluation Kit is available with an angle sensor, circuit board, unity-gain buffer amplifier, split-pole magnet, and a plastic magnet locating fixture.
A 0.8 x 0.4 inch (21 x 10 mm) breakout board with the AAT006-10E1.5 mT, 1.25 MOhm Tunneling Magnetoresistance (TMR) analog angle sensor.
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 5.5 V supply and provides sine and cosine analog outputs.
AAT006-10E Angle Sensors use Tunneling Magnetoresistance (TMR) technology for operation at magnetic fields as low as 15 Oe, allowing an extremely wide airgap tolerance. The device has a large output without amplification, and high device resistance for low power. Sine and cosine outputs provide full quadrature.
Key specifications are as follows:
TMR Angle Sensor
Typ. p-p
Signal
Min. Applied
Field (Oe)
Max. Angular
Error (const. field)
Max. Op. Temp.
Typ. Device
Resistance
Package
200 mV/V
15 Oe
0.5 degrees
125°C
1.25 MΩ
TDFN6
The angle sensors are typically used with a split pole magnets such as
NVE part no. 12249 or 12426.
AAT009-10E Angle Sensors use Tunneling Magnetoresistance (TMR) technology for ultralow power, high output signal, and a wide airgap tolerance. Sine and cosine outputs provide
full quadrature. The AAT009-10E version has the highest device resistance in the AAT product family (6 megaohms typ.), for the lowest power consumption.
Key specifications are as follows:
TMR Angle Sensor
Typ. p-p
Signal
Min. Applied
Field (Oe)
Max. Angular
Error (const. field)
Max. Op. Temp.
Typ. Device
Resistance
Package
200 mV/V
30 Oe
0.5 degrees
125°C
6 MΩ
TDFN6
The angle sensors are typically used with a split pole magnets such as
NVE part no. 12249 or 12426.
An Evaluation Kit is available with an angle sensor, circuit board, unity-gain buffer amplifier, split-pole magnet, and a plastic magnet locating fixture.
A 0.8 x 0.4 inch (21 x 10 mm) breakout board with the AAT101-10E Full-Bridge Tunneling Magnetoresistance (TMR) analog angle sensor.
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 5.5 V supply and provides full-bridge sine and cosine analog outputs.
AAT101-10E Angle Sensors use a Tunneling Magnetoresistance (TMR)
full-bridges to produce a very high output signal without amplification. The sensors also have a wide
airgap tolerance and high device resistance for low power. Sine
and cosine outputs provide full quadrature.
Key specifications are as follows:
Full-Bridge TMR Angle Sensor
Typ. p-p
Signal
Configuration
Min. Applied
Field
Nonsinusoidality
accuracy
Max. Op.
Temp.
Typ. Device
Resistance
Package
400 mV/V
Full bridge
30 Oe
1.5%
125°C
625 kΩ
TDFN6
The angle sensors are typically used with a split pole magnets such as
NVE part no. 12249 or 12426.
An Evaluation Kit is available with an angle sensor, circuit board, unity-gain buffer amplifier, split-pole magnet, and a plastic magnet locating fixture.
Note: Please purchase in increments of 100 when purchasing quantities of 100 or more.
AB001-00E GMR Gradient Sensors (Gradiometers) offer unparalleled magnetic gradient
sensing. Two pairs of unshielded GMR bridge resistors provide directional sensing
of small gradients over a wide range of magnetic field strength. The devices
are sensitive only to gradients, and have low sensitivity to constant magnetic
noise.
Differential magnetic field sensor (gradiometer) -- for gear tooth, multi-pole magnet, and high noise rejection sensing.
Typ. Min. Saturation Field (Oe)
Linear Range(|Oe|)
min.-max.
Sensitivity (mV/V/Oe)
min.-max.
Resistance
(Ohms)
Package
250
20 - 200
0.02 - 0.03
2,500 +/-20%
MSOP8
(RoHS)
Note: Parts must be purchased in tube quantities (multiples of 100) when purchasing quantities of 100 or more. Larger quantities are subject to NVE's standard lead times.
This part is RoHS compliant.
AB001-02E GMR Gradient Sensors (Gradiometers) offer unparalleled magnetic gradient
sensing. Two pairs of unshielded GMR bridge resistors provide directional sensing
of small gradients over a wide range of magnetic field strength. The devices
are sensitive only to gradients, and have low sensitivity to constant magnetic
noise.
Differential magnetic field sensor (gradiometer) --
for gear tooth, multi-pole magnet, and high noise rejection sensing.
Typ. Min. Saturation Field (Oe)
Linear Range(|Oe|)
min.-max.
Sensitivity (mV/V/Oe)
min.-max.
Resistance
(Ohms)
Package
250
20 - 200
0.02 - 0.03
2,500 +/-20%
SOIC8
(RoHS)
Note: Parts must be purchased in tube quantities (multiples of 92) when purchasing quantities of 92 or more. Larger quantities are subject to NVE's standard lead times.
This part is RoHS compliant.
ABH001-00E GMR Gradient Sensors (Gradiometers) offer unparalleled magnetic gradient sensing. Two pairs of unshielded GMR bridge resistors provide directional sensing of small gradients over a wide range of magnetic field strength. The devices are sensitive only to gradients with low sensitivity to constant external magnetic noise. This allows these sensors to operate in high noise environments, such as near electric motors or high-current wires.
Key Features:
Extremely High Sensitivity to Applied Magnetic Fields
Wheatstone Bridge Analog Output
Temperature to 150 degrees Continuous
Wide Linear Range of Operation
Near-Zero Voltage Operation
DC to >1MHz Frequency Response
MSOP Package
Applications:
General Differential Field Sensing
Gear Tooth and Encoder Speed and Position Sensing
Low Voltage, High Temperature Applications
Differential magnetic field sensor (gradiometer) --
for gear tooth, multi-pole magnet, and high noise rejection sensing.
Typ. Min. Saturation Field (Oe)
Linear Range(|Oe|)
min.-max.
Resistor
Sensitivity
(%R/Oe)
min.-max.
Resistance
(Ohms)
Package
70
5 - 40
0.06 - 0.12
1,200 +/-20%
MSOP8
(RoHS)
Note: Parts must be purchased in tube quantities (multiples of 100) when purchasing quantities of 100 or more. Larger quantities are subject to NVE's standard lead times.
This part is RoHS compliant.
NVE's ABL004-00E GMR sensor is an analog output sensor for gear tooth sensing or magnetic encoders. The part features differential sensor elements spaced 1.0 mm apart on the sensor IC arranged in a full bridge configuration.
Bridge Resistance (Ohms)
Linear Range (Oersteds)
Output
Comments
Package
Differential Sensor (Gradiometer); senses the magnetic field gradient across the sensor IC. Center-to-center distance between sensor elements is 1.000 mm.
4K - 7K
+/-5 to +/-100
Analog Bridge
Gear Tooth or Encoder
MSOP8
Note: Parts must be purchased in tube quantities (multiples of 100) for quantities of 100 or more. Larger quantities are subject to NVE's standard lead times.
NVE's ABL004-10 GMR sensor is an analog output sensor for gear tooth sensing or magnetic encoders. The part features differential sensor elements spaced 1.0 mm apart on the sensor IC arranged in a full bridge configuration.
Bridge Resistance (Ohms)
Linear Range (Oersteds)
Output
Comments
Package
Differential Sensor (Gradiometer); senses the magnetic field gradient across the sensor IC. Center-to-center distance between sensor elements is 1.000 mm.
4K - 7K
+/-5 to +/-100
Analog Bridge
Gear Tooth or Encoder
TDFN6
Note: Parts must be purchased in multiples of 100 for quantities of 100 or more. Larger quantities are subject to NVE's standard lead times.
NVE's ABL005-00E GMR sensor is an analog output sensor for gear tooth sensing or magnetic encoders. The part features differential sensor elements spaced 0.5 mm apart on the sensor IC arranged in a full bridge configuration.
Bridge Resistance (Ohms)
Linear Range (Oersteds)
Output
Comments
Package
Differential Sensor (Gradiometer); senses the magnetic field gradient across the sensor IC. Center-to-center distance between sensor elements is 0.500 mm.
4K - 7K
+/-5 to +/-100
Analog Bridge
Gear Tooth or Encoder
MSOP8
Note: Parts must be purchased in tube quantities (multiples of 100) for quantities of 100 or more. Larger quantities are subject to NVE's standard lead times.
NVE's ABL005-10E GMR sensor is an analog output sensor for gear tooth sensing or magnetic encoders. The part features differential sensor elements spaced 0.5 mm apart on the sensor IC arranged in a full bridge configuration.
Bridge Resistance (Ohms)
Linear Range (Oersteds)
Output
Comments
Package
Differential Sensor (Gradiometer); senses the magnetic field gradient across the sensor IC. Center to center distance between sensor elements is 0.500 mm.
4K - 7K
+/-5 to +/-100
Analog Bridge
Gear Tooth or Encoder
TDFN6
Note: Parts must be purchased in multiples of 100 for quantities of 100 or more. Larger quantities are subject to NVE's standard lead times.