Magnetic sensor device
AssigneeSeiko Instruments Inc.
InventorsDaisuke MURAOKA, Minoru ARIYAMA, Tomoki HIKICHI, Kentaro FUKAI
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Abstract
Provided is a magnetic sensor device capable of performing signal processing at high speed with high accuracy. The magnetic sensor device includes: a plurality of Hall elements; a plurality of differential amplifiers to which the plurality of Hall elements are connected, respectively; a detection voltage setting circuit for outputting a reference voltage; and a comparator including: a plurality of differential input pairs connected to the plurality of differential amplifiers, respectively; and a differential input pair connected to the detection voltage setting circuit.
Claims3
A magnetic sensor device for outputting a signal in accordance with an intensity of a magnetic field applied to a Hall element, the magnetic sensor device comprising:
- a plurality of Hall elements;
- a plurality of differential amplifiers to which the plurality of Hall elements are connected, respectively;
- a detection voltage setting circuit for outputting a reference voltage;
- and
- a comparator comprising:
- a plurality of differential input pairs connected to the plurality of differential amplifiers, respectively;
- and
- a differential input pair connected to the detection voltage setting circuit.
Dependencies are inferred from the claim text.