Courant IF Diode (peak): 3A. Diode Power: 0.1W. Diode threshold voltage: 1.25...1.6V. Diode threshold voltage: 6V. Function: Transmissive Optical Sensor with Phototransistor Output. Wavelength (dominant): 950nm. Collector current: 4mA. Ic(pulse): 200mA. Number of terminals: 4. Pd (Power Dissipation, Max): 150mW. RoHS: yes. Spec info: opening 3.1mm, sensor gap 1.0mm. Assembly/installation: PCB through-hole mounting. Maximum saturation voltage VCE(sat): 0.4V. Collector/emitter voltage Vceo: 70V. VECO: 7V. CTR: 10...20 %. Diode IF: 60mA