Datasheet

Chapter 4: QCL Operation
4.4.3. Other DFB QCL plots
The plots displayed in figure 4.7 show the emitted power and LDD voltage as a func-
tion of frequency, temperature and operating current. These curves help when setting
up the operation parameters of a DFB QCL.
Figure 4.7.: Emitted power (top) and LDD voltage (bottom) as a function of frequency
for a DFB laser operated in pulsed mode at different temperatures.
52 QCL user’s manual v3.0