The PT008-SMC from Ushio Inc. is a Phototransistor with Collector Emitter Voltage (Breakdown) 30 V, Collector-Dark Current 200 nA, Collector Emitter Voltage(Saturation) 0.3 V, Emitter Collector Voltage(Breakdown) 5 V, On-State Collector Current 10 mA. More details for PT008-SMC can be seen below.