Viewing angle: 22°. Material: transparent blue. Wavelength (dominant): 950nm. Forward current (AV): 150mA. IFSM: 2.5A (tp=100us). Format: cylindrical convex. Diameter/dimensions: 5mm. Pd (Power Dissipation, Max): 170mW. RoHS: yes. Assembly/installation: PCB through-hole mounting. Color: infrared. Tf(max): 800 ns. Tf(min): 400 ns. Operating temperature: -40...+85°C. Threshold voltage Vf (max): 1.7V. Forward voltage Vf (min): 1.3V