The HC-YR4091 50 Gb/s (PAM-4) 1×4 array Oxide VCSEL is a 150-µm thick, 908-nm wavelength, GaAs based Vertical Cavity Surface Emitting Laser (VCSEL) array, designed for high-speed optical data communication applications, in particular for 400G SR4.2 optical transceivers. The Toptrans VCSEL is engineered for superior reliability, dynamic performance and optical power over temperature.




1.908-nm multimode emission 400G SR4.2
2.Data rates from DC to 50 Gb/s(PAM-4) per channel  
3.Low operation current and power consumption  
4.Optimized performance for wide temperature range  
5.Excellent reliability  
6.Suitable for use in non-hermetic environment