Sensor circuit, hall effect switch, Magnetic reed switch, Magnetic reeds - tatanh1983/conchodom GitHub Wiki
MLX90217 Series 3.5 to 24 V 25 mA Through Hole Hall Effect Cam Sensor - TO-92-3
MLX90217 Series 3.5 to 24 V 25 mA Through Hole Hall Effect Cam Sensor - TO-92-3