The SFH 3711 from ams OSRAM is a Phototransistor with Collector Emitter Voltage (Breakdown) 5.5 V, Collector-Dark Current 3 to 50 nA, Collector Emitter Voltage(Saturation) 130 mV, Emitter Collector Voltage(Breakdown) 0.5 V, Wavelength(Spectral Sensitivity) 470 to 670 nm. More details for SFH 3711 can be seen below.