1270nm DFB Butterfly Diodo lásers 14-Pin SM Fiber or PM Fiber
[Features]
1. Power and spectral stability
2. Special line width
3. 14-Pin butterfly package
4. SM or PM fiber output
5. Wavelength, power can be customized
[Appliciation]
1. Fiber sensing
2. Helium fiber laser
3. Nonlinear fiber optics
4. DWDM optical fiber communication system
[Specification]
DFB Butterfly Laser's Longitud de onda: 1270nm
Potencia de salida: 5mW~20mW(Escoger)
Modulation Mode:CW(Default) /2.5GHz /...
RIN: < -140 dB/Hz
Linewidth: 3 MHz
Fiber Type: single-mode fiber(Default) / PMF(Polarization maintaining fiber) /SMF-28e/...
Pigtail Type:250μm Bare optical fiber (Default)/0.9mm Loose casing /0.9mm Tight casing /...
Pigtail Length: 0.5m(Default)/1.0m/1.5m/2.0m/2.5m/3.0m/1.25m/1.75m/2.25m/...
Connect Type: FC/APC
[Features]
DFB Butterfly Laser
Direct Modulated MQW DFB Módulo láser;
Built-in Isolator, TEC, Thermistor and Monitor PD;
Temperature control Láser trenzado series;
Low threshold current,High slope efficiency;
Hermetically sealed 14 Pin Butterfly PackageModule;
Dense packing, laser welding technology, high reliability, high stability.
[Applications]
Optical fiber communication
Test Equipments(Light source、OTDR)
Optical fiber gas sensor(Light source)
Absolute Maximum Ratings:
Parameter |
Symbol |
Value |
Unit |
LD Forward Current |
If(LD) |
120 |
mA |
LD Reverse Voltage |
Vr(LD) |
2 |
V |
Monitor Current |
If(PD) |
2 |
mA |
Monitor Voltage |
Vr(PD) |
20 |
V |
TEC Current |
ITEC |
2.4 |
A |
TEC Voltage |
VTEC |
2.9 |
V |
Operating Temperature |
Topr |
-20~+70 |
℃ |
Storage Temperature |
Tstg |
-40~+85 |
℃ |
Lead Soldering Temperature/Time |
Tsld |
260/10 |
℃/s |
Electrical/Optical Characteristics (Tc=25℃, unless otherwise noted)
Parameter |
Symbol |
Min |
Typ. |
Max |
Unit |
Condition |
Output Power from Fiber End |
P0 |
10 |
15 |
|
mW |
Iop=80mA |
Threshold Current |
Ith |
|
12 |
18 |
mA |
CW |
Operationg Voltage |
Vo |
|
1.1 |
1.2 |
V |
If =IOP |
Spectral Width(20dB) |
Δλ |
|
0.2 |
0.3 |
nm |
CW,IOP =80mA |
Central Wavelength |
λc |
CW-2 |
CW |
CW+2 |
nm |
IOP =80mA |
Wavelength Drift with Temperature Change |
Δλ/T |
|
0.1 |
|
nm/℃ |
Stable Operating Current |
Wavelength Drift with Current Change |
Δλ/I |
|
0.01 |
|
nm/mA |
Stable Operating Temperature |
Monitor Current |
Im |
0.1 |
|
1 |
mA |
If =IOP |
PD Dark Current (MPD) |
Id |
|
|
10 |
nA |
If =I |
Side Mode Suppression Ratio |
SMSR |
35 |
|
|
dB |
|
Chip operating temperature |
T |
|
25 |
|
℃ |
|
Thermistor Resistance |
R |
|
10 |
|
KΩ |
|