1310nm 20mW 14-pin Distributed Feedback Laser DFB Laser Diode Fiber Laser
This laser with DFB LD chip, wavelength 1310±1nm, power ≥20mW, 14-pin butterfly package built-in optical isolator and thermoelectric cooler, 1.00±0.10m polarization-maintaining optical fiber pigtail with 900um loose tube, FC/APC connector.
Extremum:
Laser Reverse Voltage: 2.0V
Forward Current: 120mA
Photodiode Reverse Voltage: 10V
Photodiode Forward Current: 2mA
Operating Temperature Range: -20~+70℃
Storage Temperature Range: -40~+85℃
Thermistor Temperature: 100℃
Cooler Current: 1.9A
Fiber & Connector:
Fiber Type: SM fiber / PM fiber (Choose)
Pigtail Length: 1m
Connector Type: FC/APC
Electrical Character:
|
Parameters
|
Symbol
|
Test Conditions
|
Min value
|
Typ value
|
Max value
|
Unit
|
|
Peak Optical Output Power
|
Pp
|
--
|
20
|
-
|
-
|
mW
|
|
Threshold Current
|
Ith
|
CW
|
-
|
14
|
25
|
mA
|
|
Driving Current
|
--
|
Po=20mW
|
-
|
-
|
120
|
mA
|
|
Laser Forward Voltage
|
--
|
Po=20mW
|
-
|
1.7
|
2.0
|
V
|
|
Laser Operating Temperature
|
Tld
|
--
|
15
|
-
|
35
|
℃
|
|
Monitor Reverse Voltage
|
VRMON |
--
|
-
|
5
|
10
|
V
|
|
Monitor Current
|
IRMON
|
Po=20mW
|
0.01
|
-
|
2
|
mA
|
|
Monitor Dark Current
|
ID
|
IF=0mA,VRMON=5V
|
-
|
0.01
|
0.1
|
µA
|
|
Input Resistance
|
ZIN
|
|
-
|
25
|
-
|
Ω
|
|
Thermistor Current
|
ITC
|
|
10
|
-
|
100
|
µA
|
|
Thermistor Resistance
|
RTH
|
TL=25℃
|
9.5
|
-
|
10.5
|
kΩ
|
|
TEC Current
|
ITEC
|
TL=25℃, Taround=70℃
|
-
|
-
|
1.2
|
A
|
|
TEC Voltage
|
VTEC
|
TL=25℃, Taround=70℃
|
-
|
-
|
3.5
|
V
|
Optical Character:
|
Parameters
|
Symbol
|
Test Conditions
|
Min value
|
Typ value
|
Max value
|
Unit
|
|
Center Wavelength
|
λC
|
CW, TL=15～35℃
|
1309
|
1310
|
1311
|
nm
|
|
Linewidth
|
LW
|
CW 5mW
|
-
|
3
|
-
|
MHz
|
|
Bandwidth(@-3dB)
|
BW
|
5mW，-3dB
|
2.5
|
-
|
-
|
GHz
|
|
Relative Intensity Noise
|
RIN
|
5mW,50MHz-2.5GHz
|
-
|
-140
|
-
|
dB/Hz
|
|
Side-mode Suppression Ratio
|
SMSR
|
CW
|
35
|
42
|
-
|
dB
|
|
Optical Isolation
|
--
|
0℃～70℃
|
-
|
30
|
-
|
dB
|
|
Wavelength Drift
|
--
|
--
|
-
|
-
|
±0.1
|
nm
|
|
Wavelength/Temperature Coefficient
|
dλ/dT
|
--
|
-
|
0.09
|
-
|
nm/℃
|
|
Dynamic Spectral Width
|
△λ
|
2.5GHz, @-20dB
|
-
|
0.32
|
-
|
nm
|
|
Extinction Ratio
|
ER
|
IF=30mA polarization∥slow axis
|
18
|
23
|
-
|
dB
|
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