The NX8349TB is a 1 310 nm Multiple Quantum Well (MQW) structured Distributed Feed-Back (DFB) laser diode TOSA (transmitter optical subassembly) with InGaAs monitor PIN-PD in a receptacle type package designed for SFP+/XFP transceiver.


  • Internal optical isolator
  • Optical output power: Pf = −2 dBm
  • Low threshold current: Ith = 8 mA TYP. @ TC = 25°C
  • Wide operating temperature range: TC = −20 to +95°C
  • InGaAs monitor PIN-PD

Product Options

Orderable Part ID Part Status Pkg. Type Carrier Type Buy Sample

Documentation & Downloads

Title Other Languages Type Format File Size Date
Datasheets & Errata
NX8349TB Data Sheet 日本語 Datasheet PDF 204 KB