The PL-DFB-1550-C-A81 1550nm DFB laser diode module made by LD-PD is a cost effective, highly coherent laser source. The DFB laser diode chip is packaged in an industry standard hermetically sealed TO39 package with TEC and PD Built in.
Name | Model | Description | Parameter | Price |
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● Polarization maintaining (PM) output
● Up to 30 mW output power
● Low RIN noise, -145 dB/Hz maximum
● Narrow linewidth, 2 MHz typ.
● Any Wavelenghts to select: from 1210 nm - 2300nm
● Built-in TEC, Thermistor & Monitor PD
Tsub=25°C, CW bias unless stated otherwise
Parameter | Symbol | Min | Typ | Max | Unit |
Centre Wavelength | λ | 1530 | 1550 | 1610 | nm |
Side Mode Suppression Ratio | SMSR | 30 | 40 | dB | |
Threshold Current | Ith | 20 | 30 | mA | |
Operating Current | Iop | 80 | 120 | mA | |
Chip output Power | Pf | 10 | 20 | 35 | mW |
Quantum Efficiency | η | 0.15 | 0.25 | mW/mA | |
Current Tuning Coefficient | ∆λ/∆I | 0.015 | nm/mA | ||
Temperature Tuning Coefficient | ∆λ/∆T | 0.12 | nm/K | ||
Forward Voltage | Vf | 1.3 | 2 | V | |
Thermistor Resistance | RT | 9.5 | 10 | 10.5 | KΩ |
Thermistor Temp. Coefficient | -4.4 | %/°C | |||
Line width | LW | 1 | 3 | 10 | MHZ |
Relative Intensity Noise | RIN | -135 | -140 | -145 | dB/HZ |
Spectrum
Tuning Characteristics
L-I Curve
DFB Linewidth Testing Result
Central Wavelength
Wavelength Stability
Power Stability
Mode-Hop Free Wavelength Tuning
Beam Quality
2D
3D
Camera Analysis
Uinte(mm)
Absolute Maximum Ratings
Item | Unit | Min | Typ | Max |
Case Temperature | ℃ | -5 | 25 | 70 |
Chip Temperature | ℃ | +10 | 25 | 40 |
Operating Current | mA | 0 | 100 | 120 |
Forward Voltage | V | 0.8 | 1.2 | 1.8 |
TEC Current | A | - | - | 1.2 |
Reverse Voltage(LD) | V | - | - | 2.0 |
Reverse Voltage(PD) | V | - | - | 20 |
● Dense Wavelength Division Multiplex (DWDM)
● RF over Fiber (RFoF)
● Hybrid Fiber-Coaxial (HFC)
● General laboratory and research use
PL-DFB-□□□□-☆-A8▽-TO39
□□□□:Wavelength
1550: 1550nm
*****
1653.7: 1653.7nm
☆ :Output Power
A: 10mW
B: 20mW
C: 30mw
▽:Wavelength Tolerance
1:±1nm
2:±2nm