PHOTOMICROSENSOR REFLECT. 4MM; Sensor Output:NPN; Sensor Mounting:SMD; Forward Current If:40mA; Reverse Voltage Vr:3V; Collector Emitter Voltage V(br)ceo:30V; Forward Voltage:1.85V; Product Range:EE-SY169B Series; Output Current:20mA; Supply Voltage DC Max:2.3V