EE-SX3340.
Omron
Category: Optical Sensors
TRANSMISSIVE PHOTOSENSOR 4MM SMD; Sensor Output:Photo / Optical IC; Sensor Mounting:SMD; Gap Width:4mm; Aperture Width:0.5mm; Forward Current If:30mA; Reverse Voltage Vr:4V; Forward Voltage:1.2V; Product Range:-
* $3.03 - * $2.22