The QDFBLD-1550-100 from QPhotonics is a Fiber Coupled Distributed Feedback Laser Diode that operates at a center wavelength of 1540.4 nm. It delivers an output power of 99.8 mW and has a spectral width of up to 0.01 nm. This wavelength-stabilized single-mode laser diode has a wavelength temperature tunability of 0.1 nm/oC, optical isolation above 32 dB, and maximum relative intensity noise of -155 dB/Hz. It has a minimum sidemode suppression ratio of 30 dB and polarization extinction ratio of 17 dB.
The QDFBLD-1550-100 laser diode has a maximum rise time (in pulse mode) of 0.5 ns and reverse voltage of 10 V. It has a forward voltage of 2 V, forward current of 630 mA and thermistor resistance of 10 kOhms. This laser diode requires a threshold current of 36 mA, DC supply voltage of 1.99 V, and consumes 680 mA of current. It has a built-in optical isolator, monitor photodiode, thermoelectric cooler, and thermistor. This polarization-maintaining fiber pigtailed laser diode has optional FC/PC or FC/APC connectors and is available in a 14-pin butterfly package.