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Rotation speed / angle detection
Position sensing
ON/OFF detection
Small input device
Permanet magnets
Applications
Rotation speed / angle detection
Detection of rotation speed
Detection of rotation angle
Detection of gear rotation
Position sensing
Precise position measurement
ON/OFF detection
Open/Close switch
Design notes
How to design the switch using Hall Effect IC
Design example of switch using Hall Effect IC
Small input device
Analog Pointing Device(APD)
Rotating device (jog mechanism)
Slide device
Permanent magnets
Permanent magnets
Terminologies Related to Magnets and Measurement Units
FAQ and the answer about the magnet
Applications
Motor,Home Appliance
Cellular phone
Degital home appliances