RECTANGULAR Magnetic Field Sensors 2,051

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Part RoHS Manufacturer Sensors or Transducers Type Mounting Feature No. of Terminals Output Type Package Shape or Style Output Range Package Body Material Minimum Range Of Magnetic Field Maximum Supply Voltage Maximum Output Current Technology Screening Level Input Mode Maximum Magnetic Field Range Hysteresis Body Length/Diameter Body Width Power Supplies (V) Output Circuit Type Resistance Package Equivalence Code No. of Axes Sub-Category Linearity (%) Body Height Minimum Supply Voltage Maximum Operating Temperature Response Time Minimum Operating Temperature Sensitivity (mV/G) Terminal Finish Termination Type Output Interface Type Output (V) Maximum Operating Current Output Polarity Additional Features Maximum Measurement Range (mm) Housing JESD-609 Code Operating Frequency Minimum Measurement Range (mm)

SP000978610

Infineon Technologies

MAGNETIC FIELD SENSOR,HALL EFFECT

SURFACE MOUNT

CURRENT OUTPUT

RECTANGULAR

0-5mA

2.8 mT

5.5 V

5 A

10.4 mT

2.5 mT

2.9 mm

1.3 inch

1 mm

3 V

SOLDER

2.5 mA

PLASTIC

SP000476468

Infineon Technologies

MAGNETIC FIELD SENSOR,HALL EFFECT

THROUGH HOLE MOUNT

ANALOG CURRENT

RECTANGULAR

0-5mA

50 mT

5.5 V

5 A

200 mT

.005 mT

4.06 mm

1.5 inch

5.4 mm

4.5 V

125 Cel

-40 Cel

SOLDER

8 mA

OPEN DRAIN OUTPUT, REVERSE POLARITY PROTECTION, SHORT CIRCUIT PROTECTION

PLASTIC

SP000718266

Infineon Technologies

MAGNETIC FIELD SENSOR,HALL EFFECT

THROUGH HOLE MOUNT

DIGITAL CURRENT

RECTANGULAR

0-20mA

26 V

20 A

5.34 mm

1.75 inch

3.2 V

SOLDER

2-WIRE INTERFACE

REVERSE VOLTAGE PROTECTION; 3-WIRE INTERFACE OUTPUT INTERFACE TYPE

PLASTIC

SP001062644

Infineon Technologies

MAGNETIC FIELD SENSOR,HALL EFFECT

THROUGH HOLE MOUNT

DIGITAL CURRENT

RECTANGULAR

18 V

20 A

4 mT

5.34 mm

1.75 inch

4.3 V

SOLDER

8 mA

AEC-Q100; IT ALSO OPERATES AT 4.9 TO 18V SUPPLY VOLTAGE WITH SUPPLY RESISTANCE; IT ALSO HAS HYSTERESIS 0.9 MT

PLASTIC

SP000848008

Infineon Technologies

MAGNETIC FIELD SENSOR,HALL EFFECT

SURFACE MOUNT

CURRENT OUTPUT

RECTANGULAR

0-25mA

-3.5 mT

32 V

25 A

3.5 mT

4 mT

3 mm

1.6 inch

1.25 mm

3 V

SOLDER

2.5 mA

AEC-Q100, REVERSE POLARITY PROTECTION

PLASTIC

SP000604336

Infineon Technologies

MAGNETIC FIELD SENSOR,HALL EFFECT

THROUGH HOLE MOUNT

3

DIGITAL CURRENT

RECTANGULAR

0-20mA

-3.5 mT

18 V

20 A

3.5 mT

4 mT

4.06 mm

1.52 inch

SIP3,.03,50

3.29 mm

2.7 V

125 Cel

-40 Cel

SOLDER

OPEN-DRAIN

6 mA

REVERSE BATTERY PROTECTION

PLASTIC

SP000902760

Infineon Technologies

MAGNETIC FIELD SENSOR,HALL EFFECT

SURFACE MOUNT

DIGITAL OUTPUT

RECTANGULAR

-1.0-1.0mA

-50 mT

5.5 V

1 A

200 mT

5 mm

3.9 inch

1.2 mm

4.5 V

125 Cel

-40 Cel

SOLDER

10 mA

AEC-Q100; IT ALSO OPERATES AT EXTENDED RANGE 4 TO 7V SUPPLY VOLTAGE; IT HAS SENSITIVITY OF 300 MV/MT

PLASTIC

SP000965276

Infineon Technologies

MAGNETIC FIELD SENSOR,HALL EFFECT

SURFACE MOUNT

CURRENT OUTPUT

RECTANGULAR

0-25mA

-10.4 mT

32 V

25 A

10.4 mT

15 mT

2.9 mm

1.3 inch

1 mm

3 V

85 Cel

-40 Cel

SOLDER

2.5 mA

AEC-Q100

PLASTIC

SP000902764

Infineon Technologies

MAGNETIC FIELD SENSOR,HALL EFFECT

SURFACE MOUNT

DIGITAL OUTPUT

RECTANGULAR

0-5mA

-50 mT

5.5 V

5 A

200 mT

5 mm

3.9 inch

1.2 mm

4.5 V

125 Cel

-40 Cel

SOLDER

8 mA

AEC-Q100; IT ALSO OPERATES AT EXTENDED RANGE 4.1 TO 16V SUPPLY VOLTAGE; IT HAS SENSITIVITY OF 245 LSB12/MT

PLASTIC

SP000913548

Infineon Technologies

MAGNETIC FIELD SENSOR,HALL EFFECT

THROUGH HOLE MOUNT

DIGITAL CURRENT

RECTANGULAR

0-20mA

26 V

20 A

7 mm

5.5 inch

3.2 V

SOLDER

2-WIRE INTERFACE

REVERSE VOLTAGE PROTECTION; 3-WIRE INTERFACE OUTPUT INTERFACE TYPE

PLASTIC

SP000902772

Infineon Technologies

MAGNETIC FIELD SENSOR,HALL EFFECT

SURFACE MOUNT

DIGITAL CURRENT

RECTANGULAR

0-5mA

-50 mT

5.5 V

5 A

200 mT

.02 mT

5 mm

3.9 inch

1.2 mm

4.5 V

125 Cel

-40 Cel

SOLDER

8 mA

AEC-Q100; SHORT CIRCUIT PROTECTION; IT ALSO OPERATES AT 4.1 TO 16 V SUPPLY VOLTAGE; IT ALSO HAVE 0.01 MT HYSTERESIS; SENSITIVITY OF 1.2 PERCENT PER MT

PLASTIC

SP001062648

Infineon Technologies

MAGNETIC FIELD SENSOR,HALL EFFECT

THROUGH HOLE MOUNT

DIGITAL CURRENT

RECTANGULAR

18 V

20 A

4 mT

5.34 mm

1.75 inch

4.3 V

SOLDER

8 mA

AEC-Q100; IT ALSO OPERATES AT 4.9 TO 18V SUPPLY VOLTAGE WITH SUPPLY RESISTANCE; IT ALSO HAS HYSTERESIS 0.9 MT

PLASTIC

SP001274772

Infineon Technologies

MAGNETIC FIELD SENSOR,HALL EFFECT

THROUGH HOLE MOUNT

CURRENT OUTPUT

RECTANGULAR

0-25mA

-3.5 mT

26 V

25 A

3.5 mT

4 mT

4 mm

1.52 inch

3 V

125 Cel

-40 Cel

SOLDER

2.5 mA

SP000604398

Infineon Technologies

MAGNETIC FIELD SENSOR,HALL EFFECT

SURFACE MOUNT

3

DIGITAL CURRENT

RECTANGULAR

0-20mA

-19.2 mT

18 V

20 A

19.2 mT

28 mT

3 mm

1.6 inch

TSOP3,.11,37

1.1 mm

2.7 V

125 Cel

-40 Cel

SOLDER

OPEN-DRAIN

6 mA

REVERSE BATTERY PROTECTION

PLASTIC

SP001370094

Infineon Technologies

MAGNETIC FIELD SENSOR,HALL EFFECT

SURFACE MOUNT

CURRENT OUTPUT

RECTANGULAR

0-5mA

-3.5 mT

5.5 V

5 A

3.5 mT

4 mT

2.9 mm

1.3 inch

1 mm

3 V

125 Cel

-40 Cel

SOLDER

2.5 mA

PLASTIC

SP000278512

Infineon Technologies

MAGNETIC FIELD SENSOR,HALL EFFECT

THROUGH HOLE MOUNT

DIGITAL CURRENT

RECTANGULAR

20 V

5.34 mm

1 inch

4.5 V

SOLDER

2-WIRE INTERFACE

16.8 mA

PLASTIC

SP000604328

Infineon Technologies

MAGNETIC FIELD SENSOR,HALL EFFECT

SURFACE MOUNT

3

DIGITAL CURRENT

RECTANGULAR

0-20mA

-3.5 mT

18 V

20 A

3.5 mT

4 mT

3 mm

1.6 inch

TSOP3,.11,37

1.1 mm

2.7 V

125 Cel

-40 Cel

SOLDER

OPEN-DRAIN

6 mA

REVERSE BATTERY PROTECTION

PLASTIC

SP005557411

Infineon Technologies

MAGNETIC FIELD SENSOR,HALL EFFECT

SURFACE MOUNT

6

DIGITAL VOLTAGE

RECTANGULAR

-160 mT

3.5 V

AEC-Q100

160 mT

2.9 mm

1.6 inch

OPEN-DRAIN

TSOP6,.11,37

1 mm

2.8 V

125 Cel

-40 Cel

SOLDER

I2C INTERFACE

OPEN-DRAIN

5 mA

SEATED HEIGHT-CALCULATED

PLASTIC

SP001274780

Infineon Technologies

MAGNETIC FIELD SENSOR,HALL EFFECT

THROUGH HOLE MOUNT

CURRENT OUTPUT

RECTANGULAR

0-25mA

5.4 mT

26 V

25 A

13.5 mT

1.5 mT

4 mm

1.52 inch

3 V

125 Cel

-40 Cel

SOLDER

2.5 mA

SP000930186

Infineon Technologies

MAGNETIC FIELD SENSOR,HALL EFFECT

SURFACE MOUNT

CURRENT OUTPUT

RECTANGULAR

0-5mA

-7.3 mT

5.5 V

5 A

7.3 mT

10 mT

2.9 mm

1.3 inch

1 mm

3 V

125 Cel

-40 Cel

SOLDER

2.5 mA

PLASTIC

SP000440972

Infineon Technologies

MAGNETIC FIELD SENSOR,HALL EFFECT

THROUGH HOLE MOUNT

ANALOG CURRENT

RECTANGULAR

0-5mA

50 mT

5.5 V

5 A

200 mT

.005 mT

5.34 mm

1 inch

4.5 V

125 Cel

-40 Cel

SOLDER

8 mA

OPEN DRAIN OUTPUT, REVERSE POLARITY PROTECTION, SHORT CIRCUIT PROTECTION

PLASTIC

SP005557413

Infineon Technologies

MAGNETIC FIELD SENSOR,HALL EFFECT

SURFACE MOUNT

6

DIGITAL VOLTAGE

RECTANGULAR

-160 mT

3.5 V

AEC-Q100

160 mT

2.9 mm

1.6 inch

OPEN-DRAIN

TSOP6,.11,37

1 mm

2.8 V

125 Cel

-40 Cel

SOLDER

I2C INTERFACE

OPEN-DRAIN

5 mA

SEATED HEIGHT-CALCULATED

PLASTIC

SP001215464

Infineon Technologies

MAGNETIC FIELD SENSOR,HALL EFFECT

SURFACE MOUNT

DIGITAL OUTPUT

RECTANGULAR

-1.0-1.0mA

-50 mT

5.5 V

1 A

200 mT

5 mm

3.9 inch

1.2 mm

4.5 V

125 Cel

-40 Cel

SOLDER

10 mA

AEC-Q100; IT ALSO OPERATES AT EXTENDED RANGE 4 TO 7V SUPPLY VOLTAGE; IT HAS SENSITIVITY OF 300 MV/MT

PLASTIC

SP000710676

Infineon Technologies

MAGNETIC FIELD SENSOR,HALL EFFECT

THROUGH HOLE MOUNT

DIGITAL CURRENT

RECTANGULAR

20 V

5.34 mm

1 inch

4.5 V

150 Cel

-40 Cel

SOLDER

2-WIRE INTERFACE

16.8 mA

PLASTIC

SP005557408

Infineon Technologies

MAGNETIC FIELD SENSOR,HALL EFFECT

SURFACE MOUNT

6

DIGITAL VOLTAGE

RECTANGULAR

-160 mT

3.5 V

AEC-Q100

160 mT

2.9 mm

1.6 inch

OPEN-DRAIN

TSOP6,.11,37

1 mm

2.8 V

125 Cel

-40 Cel

SOLDER

I2C INTERFACE

OPEN-DRAIN

5 mA

SEATED HEIGHT-CALCULATED

PLASTIC

SP005727375

Infineon Technologies

MAGNETIC FIELD SENSOR,HALL EFFECT

THROUGH HOLE MOUNT

4

RECTANGULAR

5.5 V

5 A

AEC-Q100; ISO-26262

.04 mT

5.34 mm

1 inch

SIP4,.04,50

3.71 mm

4.5 V

150 Cel

-40 Cel

SOLDER

1-WIRE INTERFACE

14.5 mA

OVERVOLTAGE, REVERSE POLARITY PROTECTION

PLASTIC

SP003420076

Infineon Technologies

LINEAR POSITION SENSOR, HALL EFFECT

THROUGH HOLE MOUNT

4

CURRENT OUTPUT

RECTANGULAR

5.5 V

5 A

AEC-Q100; ISO-26262

.04 mT

5.34 mm

1 inch

SIP4,.04,50

3.71 mm

4.5 V

150 Cel

-40 Cel

SOLDER

1-WIRE INTERFACE

14.5 mA

REVERSE POLARITY PROTECTION

PLASTIC

TLE4963-2M

Infineon Technologies

MAGNETIC FIELD SENSOR,HALL EFFECT

SURFACE MOUNT

CURRENT OUTPUT

RECTANGULAR

0-5mA

-7.3 mT

5.5 V

5 A

7.3 mT

10 mT

2.9 mm

1.3 inch

1 mm

3 V

TIN

SOLDER

2.5 mA

PLASTIC

e3

TLE49643MXTMA1

Infineon Technologies

MAGNETIC FIELD SENSOR,HALL EFFECT

SURFACE MOUNT

CURRENT OUTPUT

RECTANGULAR

0-25mA

6.1 mT

32 V

25 A

16.6 mT

3 mT

2.9 mm

1.3 inch

1 mm

3 V

TIN

SOLDER

2.5 mA

REVERSE POLARITY PROTECTION

PLASTIC

e3

TLE493D-P2B6A1

Infineon Technologies

MAGNETIC FIELD SENSOR,HALL EFFECT

SURFACE MOUNT

6

DIGITAL VOLTAGE

RECTANGULAR

-160 mT

3.5 V

AEC-Q100

160 mT

2.9 mm

1.6 inch

OPEN-DRAIN

TSOP6,.11,37

1 mm

2.8 V

125 Cel

-40 Cel

SOLDER

I2C INTERFACE

OPEN-DRAIN

5 mA

SEATED HEIGHT-CALCULATED

PLASTIC

TLE4983C-HTNE6747

Infineon Technologies

MAGNETIC FIELD SENSOR,HALL EFFECT

THROUGH HOLE MOUNT

DIGITAL CURRENT

RECTANGULAR

0-20mA

26 V

20 A

5.34 mm

1.75 inch

3.3 V

SOLDER

8 mA

SHORT CIRCUIT PROTECTION; IT ALSO OPERATES AT MAX SUPPLY VOLTAGE 18 AND 24 V

PLASTIC

TLI49611MXTMA1

Infineon Technologies

MAGNETIC FIELD SENSOR,HALL EFFECT

SURFACE MOUNT

CURRENT OUTPUT

RECTANGULAR

0-25mA

-3.5 mT

32 V

25 A

3.5 mT

4 mT

2.9 mm

1.3 inch

1 mm

3 V

125 Cel

-40 Cel

TIN

SOLDER

2.5 mA

REVERSE POLARITY PROTECTION, OPEN DRAIN OUTPUT

PLASTIC

e3

TLE49612MXTMA1

Infineon Technologies

MAGNETIC FIELD SENSOR,HALL EFFECT

SURFACE MOUNT

CURRENT OUTPUT

RECTANGULAR

0-25mA

-7.3 mT

32 V

25 A

7.3 mT

10 mT

2.9 mm

1.3 inch

1 mm

3 V

TIN

SOLDER

2.5 mA

REVERSE POLARITY PROTECTION

PLASTIC

e3

TLE4941XA

Infineon Technologies

MAGNETIC FIELD SENSOR,HALL EFFECT

THROUGH HOLE MOUNT

DIGITAL CURRENT

RECTANGULAR

-20 mT

26 A

20 mT

5.34 mm

1 inch

3.71 mm

SOLDER

2-WIRE INTERFACE

8.4 mA

PLASTIC

TLV4968-1TB

Infineon Technologies

MAGNETIC FIELD SENSOR,HALL EFFECT

THROUGH HOLE MOUNT

CURRENT OUTPUT

RECTANGULAR

0-25mA

-2.3 mT

26 V

25 A

2.3 mT

2 mT

4 mm

1.52 inch

3 V

125 Cel

-40 Cel

TIN

SOLDER

2.5 mA

e3

TLE4998S8

Infineon Technologies

MAGNETIC FIELD SENSOR,HALL EFFECT

SURFACE MOUNT

DIGITAL CURRENT

RECTANGULAR

0-5mA

-50 mT

5.5 V

5 A

200 mT

.02 mT

5 mm

3.9 inch

1.2 mm

4.5 V

125 Cel

-40 Cel

SOLDER

8 mA

AEC-Q100; SHORT CIRCUIT PROTECTION; IT ALSO OPERATES AT 4.1 TO 16 V SUPPLY VOLTAGE; IT ALSO HAVE 0.01 MT HYSTERESIS

PLASTIC

TLV4906K

Infineon Technologies

MAGNETIC FIELD SENSOR,HALL EFFECT

SURFACE MOUNT

3

DIGITAL CURRENT

RECTANGULAR

0-20mA

4.7 mT

18 V

20 A

13.9 mT

1.5 mT

3 mm

1.6 inch

OPEN-DRAIN

TSOP3,.11,37

1.1 mm

2.7 V

85 Cel

-40 Cel

TIN

SOLDER

OPEN-DRAIN

6 mA

REVERSE BATTERY PROTECTION

PLASTIC

TLE4921-2U

Infineon Technologies

MAGNETIC FIELD SENSOR,HALL EFFECT

THROUGH HOLE MOUNT

4

DIGITAL CURRENT

RECTANGULAR

PLASTIC/EPOXY

24 V

BIPOLAR

1.5 mT

5.34 mm

1 inch

4.5/24

SIP4,.01,50

Other Sensors

5.07 mm

4.5 V

150 Cel

-40 Cel

Tin/Lead (Sn/Pb)

SOLDER

3-WIRE INTERFACE

OPEN-COLLECTOR

14.5 mA

INVERTING

PLASTIC

e0

TLV4961-1M

Infineon Technologies

MAGNETIC FIELD SENSOR,HALL EFFECT

SURFACE MOUNT

CURRENT OUTPUT

RECTANGULAR

0-25mA

-3.5 mT

32 V

25 A

3.5 mT

4 mT

2.9 mm

1.3 inch

1 mm

3 V

85 Cel

-40 Cel

TIN

SOLDER

2.5 mA

AEC-Q100

PLASTIC

e3

TLI4946-2L

Infineon Technologies

MAGNETIC FIELD SENSOR,HALL EFFECT

THROUGH HOLE MOUNT

3

DIGITAL CURRENT

RECTANGULAR

0-20mA

-3.5 mT

18 V

20 A

3.5 mT

4 mT

4.06 mm

1.52 inch

SIP3,.03,50

3.29 mm

2.7 V

125 Cel

-40 Cel

SOLDER

OPEN-DRAIN

6 mA

REVERSE BATTERY PROTECTION

PLASTIC

TLE49644MXTMA1

Infineon Technologies

MAGNETIC FIELD SENSOR,HALL EFFECT

SURFACE MOUNT

3

CURRENT OUTPUT

RECTANGULAR

0-25mA

5.4 mT

32 V

25 A

AEC-Q100

UNIPOLAR

13.5 mT

1.5 mT

2.9 mm

1.3 inch

OPEN-DRAIN

TO-236

1 mm

3 V

170 Cel

-40 Cel

TIN

SOLDER

OPEN-DRAIN

2.5 mA

REVERSE POLARITY PROTECTION

PLASTIC

e3

TLE4965-5M

Infineon Technologies

MAGNETIC FIELD SENSOR,HALL EFFECT

SURFACE MOUNT

CURRENT OUTPUT

RECTANGULAR

0-5mA

2.8 mT

5.5 V

5 A

10.4 mT

2.5 mT

2.9 mm

1.3 inch

1 mm

3 V

TIN

SOLDER

2.5 mA

PLASTIC

e3

TLE4968-1K

Infineon Technologies

MAGNETIC FIELD SENSOR,HALL EFFECT

SURFACE MOUNT

CURRENT OUTPUT

RECTANGULAR

0-25mA

-2.25 mT

32 V

25 A

2.25 mT

2 mT

3 mm

1.6 inch

1.35 mm

3 V

TIN

SOLDER

2.5 mA

REVERSE POLARITY PROTECTION, OPEN DRAIN OUTPUT

PLASTIC

e3

TLI4963-1M

Infineon Technologies

MAGNETIC FIELD SENSOR,HALL EFFECT

SURFACE MOUNT

CURRENT OUTPUT

RECTANGULAR

0-5mA

-3.5 mT

5.5 V

5 A

3.5 mT

4 mT

2.9 mm

1.3 inch

1 mm

3 V

125 Cel

-40 Cel

TIN

SOLDER

2.5 mA

PLASTIC

e3

TLI49632MXTMA1

Infineon Technologies

MAGNETIC FIELD SENSOR,HALL EFFECT

SURFACE MOUNT

CURRENT OUTPUT

RECTANGULAR

0-5mA

-7.3 mT

5.5 V

5 A

7.3 mT

10 mT

2.9 mm

1.3 inch

1 mm

3 V

125 Cel

-40 Cel

TIN

SOLDER

2.5 mA

PLASTIC

e3

TLV4976-2K

Infineon Technologies

MAGNETIC FIELD SENSOR,HALL EFFECT

SURFACE MOUNT

DIGITAL OUTPUT

RECTANGULAR

2 mT

18 V

4.8 mT

1.8 mT

3 mm

1.6 inch

1.2 mm

3 V

85 Cel

-40 Cel

TIN

SOLDER

2-WIRE INTERFACE

17 mA

PLASTIC

e3

TLE4921-3U

Infineon Technologies

MAGNETIC FIELD SENSOR,HALL EFFECT

THROUGH HOLE MOUNT

4

DIGITAL VOLTAGE

RECTANGULAR

0.25-0.60V

PLASTIC/EPOXY

20 mT

BIPOLAR

20 mT

1.5 mT

5.38 mm

1 inch

4.5/24

SIP4,.01,50

Other Sensors

3.71 mm

4 mV/G

Tin/Lead (Sn/Pb)

SOLDER

2-WIRE INTERFACE

OPEN-COLLECTOR

8.8 mA

INVERTING

PLASTIC

e0

TLE4998P8

Infineon Technologies

MAGNETIC FIELD SENSOR,HALL EFFECT

SURFACE MOUNT

DIGITAL CURRENT

RECTANGULAR

0-5mA

-50 mT

5.5 V

5 A

200 mT

.02 mT

5 mm

3.9 inch

1.2 mm

4.5 V

125 Cel

-40 Cel

SOLDER

8 mA

AEC-Q100; SHORT CIRCUIT PROTECTION; IT ALSO OPERATES AT 4.1 TO 16 V SUPPLY VOLTAGE; IT ALSO HAVE 0.01 MT HYSTERESIS; SENSITIVITY OF 1.2 PERCENT PER MT

PLASTIC

Magnetic Field Sensors

Magnetic field sensors are electronic devices that measure the strength and direction of magnetic fields and convert them into a measurable electrical signal. They are commonly used in a variety of applications, such as navigation, automotive, industrial, and medical.

Magnetic field sensors work by detecting the change in magnetic field strength or direction as a magnetic field interacts with a sensing element. The sensing element is typically a small piece of magnetic material, such as a magnetoresistive or Hall-effect sensor, which generates a measurable electrical signal proportional to the strength and direction of the magnetic field.

There are several types of magnetic field sensors, including Hall-effect sensors, magnetoresistive sensors, and fluxgate sensors. Hall-effect sensors work by measuring the change in voltage across a thin strip of semiconductor material as it is exposed to a magnetic field. Magnetoresistive sensors work by measuring the change in resistance of a thin film of magnetic material as it is exposed to a magnetic field. Fluxgate sensors work by using a coil to detect the magnetic field and a feedback circuit to measure the strength and direction of the field.