Datasheet LF53464 (Littelfuse) - 2

Omnipolar TMR
Datasheet LGA8L LF53464-08TMR
Omnipolar Magnetic Sensor
Electrical Ratings (@TA = +25°C, Vcc = 3V, 0.1µF capacitor connected between Vcc & GND) Symbol Characteristics Min. Typ. Max. Unit
V Supply voltage - 1 7 V CC V Output high voltage Vcc -0.1 Vcc -0.005 - V OH V Output low voltage - 0.015 0.1 V OL V Peak Voltage1 - 340 - mV/V Peak V Offset Voltage -20 - 20 mV/V Offset R Bridge resistance2 100 140 190 kΩ B ESD Human body model ESD - - 4000 V HBM T Storage temperature -40 - 150 ˚C STG T Operating temperature -40 - 85 ˚C A
Notes: 1.
V is the amplitude of the output sinusoidal voltage, which equals half of the peak to peak value Peak
2.
V – GND is the single axis resistance cc
Magnetic Characteristics (@TA = +25°C, Vcc = 3V, 0.1µF capacitor connected between Vcc & GND) Symbol Characteristics Min. Typ. Max. Unit
Bop Dynamic Range Omnipolar 200 9 800 Gauss BMax Maximum magnetic field - - 3000 G θ Angle Range 0 - 360 ˚ Δθ Angular Error1 - 0.6 - ˚
Notes: 1.
Angular error is defined by zero to peak
Operation Principle
By rotating a small magnet placed on top of LF53464TMR, a rotating magnetic field paral el to the surface of the sensor is generated and is at the same angle as the magnet. Below figure shows the typical output signals of the LF53464TMR in response to a rotating field.
Output Curve 400 300 X axis differential signal 200 Y axis differential signal 100 0 -100 -200 Output voltage (mVN) -300 -400 0 45 90 135 180 225 270 315 360 Angle (*) Figure 3. Typical output curve Pin Configuration and Sensing Direction of Magnetic Field Pin Name Pin No. TSSOP8 Pin Function
GNDX 1 Ground (X-axis) X- 2 Output 2 (X-axis) X+ 3 Output 1 (X-axis) GNDY 4 Ground (Y-axis) Y+ 5 Output 1 (Y-axis) Y- 6 Output 2 (Y-axis) V X 7 Supply Voltage (X-axis) cc V Y 8 Supply Voltage (Y-axis) cc © 2025 Littelfuse, Inc.
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Specifications are subject to change without notice. VL 07/21/25