100G transmitter optical subassembly(TOSA) integrate 4 Lan-WDM DFB chips, Lan-WDM Mux, TEC and thermistor in a BOX package. It is designed for use in QSFP28 transceivers or other types of optical modules for high-speed telecommunication and data applications

Applications:

• 100GBASE-LR4 100G Ethernet
• 100G QSFP28/CFP4 Transceivers

Features:

• DFB Laser for 4x25Gbps Lan-WDM LR4 application 
• Operation case temperature range of -5~70℃
• Driver-less for low cost solution 
• Up to 25.8Gbps operation (NRZ)
• Hermetic design
• Electrical Interfaces Via Separate RF and DC FPC's
• Optical Interface with SMF XMD-MSA LC Receptacle
• Built in Thermoelectric Cooler for LD chip temperature control