1270nm DFB Butterfly Laser Diodes 14-Pin SM Fiber or PM Fiber

Starting at: $572.00

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Fiber interface

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1270nm   DFB Butterfly Laser Diodes 14-Pin SM Fiber or PM Fiber

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

1. Fiber sensing
2. Helium fiber laser
3. Nonlinear fiber optics
4. DWDM optical fiber communication system

DFB Butterfly Laser's Wavelength: 1270nm
Output Power: 5mW~20mW(Choose)
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 

DFB Butterfly Laser
  Direct Modulated MQW DFB Laser Module;
  Built-in Isolator, TEC, Thermistor and Monitor PD;
  Temperature control Pigtailed Laser series;
  Low threshold current,High slope efficiency;
  Hermetically sealed 14 Pin Butterfly PackageModule;
  Dense packing, laser welding technology, high reliability, high stability.

  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  



1550nm DFB laser

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