40 Datasheet, PDF (3/4 Pages) Ericsson – 1620 nm DFB Laser for Supervisory Channel Applications

PGT 201 40
Optical Characteristics
Electrical and optical characteristics at recommended operating conditions, unless otherwise noted.
Parameter
Conditions
Symbol
Min
Typ
Max
Unit
Peak wavelength
λ_Peak
1613 1620 1627 nm
Differential quantum efficiency
@ P_f = 1 mW
Q_eff
0.035
W/A
Side mode supression ratio
SMSR
30
35
dB
Electrical Characteristics
Parameter
Conditions
Forward voltage
Threshold current
Monitor current
Rise and fall time
@ P_fiber = 1 mW
Bandwidth
Symbol
V_f
I_Th
I_Mon
tr /tf
f_c
Min
Typ
75
400
Max
Unit
2
V
30
mA
470
µA
1.0
ns
MHz
Operating Conditions
Parameter
Operating case temperature
Symbol
T_C
Min
Typ
Max
Unit
0
70
°C
Absolute Maximum Ratings
Parameter
Laser reverse voltage
Laser diode forward current
Photodiode reverse voltage
Symbol
Min
V_{REV_LD}
I_F
V_{REV_MON}
Max
Unit
1.0
V
150 mA
15
V
CAUTION: Stresses outside those listed in ”Absolute Maximum Ratings” may cause permanent damage to the device.
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