1550nm 2mW 2.5G DFB LD Module 9μm Single-mode Pigtail Laser
This product used a hermetically sealed TO-56 device with a 1550nmDFB laser diode monitored by a PlN photo-detector. And coupledinto high performance SMF pigtail fiber, The product can be operatedunder uncooled condition, and directly modulated up to2.5Gbps.The product is suitable for high speed, high quality fiber communicationand data transmission fields.
[Features]
Direct modulation up to 2.5Gbps.
Uncooled operation,
High fiber coupling efficiency
Compliant to ROHS
Design for Telcordia GR-468
Hermetic package and High reliability
[Applications]
High speed, high performance data communication and telecommunicationapplications, Fiber channel,optical source,...
Absolute Maximum Ratings:
| Parameter |
Symbol |
Min. Value |
Typical Value |
Max. Value |
Unit |
| Operating Temperature |
Top |
-20 |
|
75 |
℃ |
| Storage Temperature |
Tstg |
-40 |
|
85 |
℃ |
| Max. Power |
Pmax |
|
|
40 |
mW |
| Laser Reverse Voltage |
Vr-ld |
|
|
2 |
V |
| Laser Forward Current |
If |
|
|
120 |
mA |
| Reverse Voltage(mMPD) |
Vr-pmd |
|
|
15 |
V |
Electrical and Optical Characteristics:(T=25℃)
| Parameter |
Conditions |
Symbol |
Min. Value |
Typical Value |
Max. Value |
Unit |
| Threshold Current |
TC=25℃ |
Ith |
|
10 |
15 |
mA |
| TC=80℃ |
|
25 |
45 |
| Optical Output Power |
I=Ith+20mA |
Po |
1 |
1.8 |
|
mW |
| Fiber coupling Slope Efficiency |
TC=25℃ |
SE |
|
0.07 |
|
W/A |
| TC=80℃ |
|
0.05 |
|
| Operating Voltage |
l=lth+20mA |
V |
|
1.5 |
2.0 |
V |
| Center Wavelength |
Po=5mW |
λ |
1530 |
1550 |
1570 |
nm |
| Spectral Width (RMS) |
Po=5mW |
Δλ |
|
|
1 |
mm |
| Wavelength temperature coefficient |
CW |
Δλ/ΔT |
|
0.1 |
|
nm/°C |
| Side Mode Suppression Ratio |
l=lth+20mA |
SMSR |
30 |
40 |
|
dB |
| Series Resistance |
Po=5mW,25°C |
R |
|
7 |
15 |
Ω |
| Monitor Photocurrent |
If=lth+20mA |
Im |
100 |
400 |
1000 |
uA |
| Optical Return Loss |
Po=5mW |
RL |
|
45 |
|
dB |
| Fiber Type |
Standard SMF 9/125um,0.9mm,L=1000mm,FC/APC connector isused:SC/PC,LC/PC and SC/APC may be customized. |
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