Butterfly Pigtailed Laser Diode Modules, Coaxial Pigtail Diode Laser Device
Passive Fiber Optic Components and Modules Manufacturer
Our designs have been qualified and deployed in space applications and are widely used in terrestrial and submarine telecommunications systems.
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- WDM Combo Double Laser Module 1310nm/1490nm or 1310nm/1550nm
WDM Combo Double Laser Module 1310nm/1490nm or 1310nm/1550nm
WDM combo double laser module Series use InGaAsP/InP MQW FP/DFB chip.They have features as follows: low noise,low distortion,high isolation excellent, reliability, high linearity and wide communication band. The laser diode is mounted into a coaxial package with single mode fiber pigtail, FC/UPC output.
Features
- High-reliability MQW DFB laser chips
- Built-in InGaAsp monitor PD
- Low noise, low distortion Low threshold current
- Integrated Optical Isolator
- Coaxial Pigtail Package
Applications
Light source
Absolute Maximum Ratings
| Parameter | Symbol | Min. | Type. | Max. | Unit |
| Reverse voltage(LD) | Vrl | - | - | 2 | V |
| Forward Current (LD) | LfL | - | - | 150 | mA |
| Reverse voltage (monitor) | Vrl | - | - | 15 | V |
| Reverse Current (monitor) | Lrp | - | - | 2 | mA |
| Soldering Temperature(< 10sec.) | Stemp | - | - | 260 | ℃ |
| Storage Temperature | Tstg | -40 | - | 85 | ℃ |
| Operating Temperature | Top | -20 | - | 80 | ℃ |
Electrical and optical characteristics
| Parameter | Symbol | Min. | Typical | Max. | Unit | Notes |
| 1310nm FP Laser | ||||||
| Output Power | Po | 1 | 2 | - | mW | CW,If=Ith+20mA |
| Slope Efficiency | SE | 0.05 | - | - | mW/mA | - |
| Threshold Current | Ith | - | 10 | 15 | mA | CW |
| Opersting Current | If | - | 30 | 40 | mA | CW |
| Opersting Voltage | Vf | - | 1.2 | 1.5 | V | CW |
| Monitor Current | Im | 100 | - | 900 | uA | Vrd=5V, If=Ith+20mA |
| Monitor Dark Current | Id | - | 0.5 | 1 | nA | Vrd=5V |
| Cent Wavelength | λc | 1300 | 1310 | 1320 | nm | CW, If=Ith+20mA |
| Spectral Width | Δλ | - | - | 4 | nm | -3dB |
| Spectral Shift | Δλ/ΔT | - | - | 0.1 | nm/℃ | CW, If=Ith+20mA |
| Tracking Error | TE | -1.5 | - | 1.5 | dB | Im=const, TE=10log(P/2.0) |
| Return Loss | ER | 40 | 45 | - | dB | CW |
| Isolation | ISO | 30 | 35 | - | dB | Single Stage |
| 1490nm DFB Laser | ||||||
| Output Power | Po | 1 | 2 | - | mW | CW,If=Ith+20mA |
| Slope Efficiency | SE | 0.05 | - | - | mW/mA | - |
| Threshold Current | Ith | - | 10 | 15 | mA | CW |
| Opersting Current | If | - | 30 | 40 | mA | CW |
| Opersting Voltage | Vf | - | 1.2 | 1.5 | V | CW |
| Monitor Current | Im | 100 | - | 900 | uA | Vrd=5V, If=Ith+20mA |
| Monitor Dark Current | Id | - | 0.5 | 1 | nA | Vrd=5V |
| Cent Wavelength | λc | 1480 | 1490 | 1550 | nm | CW, If=Ith+20mA |
| Spectral Width | Δλ | - | 0.2 | 1 | nm | -20dB |
| Side-Mode Suppression Ratio | SMSR | 35 | - | - | dB | Po=2mW, |
| Spectral Shift | Δλ/ΔT | - | - | 0.1 | nm/℃ | CW, If=Ith+20mA |
| Tracking Error | TE | -1.5 | - | 1.5 | dB | Im=const, TE=10log(P/2.0) |
| Return Loss | ER | 40 | 45 | - | dB | CW |
| Isolation | ISO | 30 | 35 | - | dB | Single Stage |
| 1550nm FP Laser | ||||||
| Output Power | Po | 1 | 2 | - | mW | CW,If=Ith+20mA |
| Slope Efficiency | SE | 0.05 | - | - | mW/mA | - |
| Threshold Current | Ith | - | 10 | 15 | mA | CW |
| Opersting Current | If | - | 30 | 40 | mA | CW |
| Opersting Voltage | Vf | - | 1.2 | 1.5 | V | CW |
| Monitor Current | Im | 100 | - | 900 | uA | Vrd=5V, If=Ith+20mA |
| Monitor Dark Current | Id | - | 0.5 | 1 | nA | Vrd=5V |
| Cent Wavelength | λc | 1540 | 1550 | 1560 | nm | CW, If=Ith+20mA |
| Spectral Width | Δλ | - | - | 4 | nm | -3dB |
| Spectral Shift | Δλ/ΔT | - | - | 0.1 | nm/℃ | CW, If=Ith+20mA |
| Tracking Error | TE | -1.5 | - | 1.5 | dB | Im=const, TE=10log(P/2.0) |
| Return Loss | ER | 40 | 45 | - | dB | CW |
| Isolation | ISO | 30 | 35 | - | dB | Single Stage |
Pin Assignment
Dimensions
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