1,310nm DFB
CATV Laser
Fig. 1 Optical Output Power and Monitor Current
vs. Laser Forward Current
25
TL=25°C
Optical Output Power, Pf(mW)
20
Pf
0.8
Forward Current, IF(mA)
Monitor Current, Im(mA)
80
1.0
100
TL=25°C
FLD3F7CZ
Fig. 2 Forward Current vs.
Forward Voltage
Pin 3-13
Im
15
0.6
60
10
0.4
40
5
0.2
20
0
0
20
40
60
Forward Current, IF(mA)
0
100
0
0.5
1.0
1.5
2.0
2.5
Forward Voltage, VF (V)
Fig. 4 Lasing Spectrum
Fig. 3 Temperature Dependence of
Threshold Current
Threshold Current, Ith(mA)
10
IF = Iop
TL = 25°C
Relative Intensity (dB)
0
50
20
10
5
-20
-40
-60
-40
-20
0
20
40
60
80
1300
1310
Wavelength (nm)
1320
Laser Temperature, TL (°C)
3
EUDYNA [ EUDYNA DEVICES INC ]
