Coaxial Laser Module Fiber Optic Pigtail 850nm VCSEL Pigtailed Laser Diode MM50/125um
1. Features
FP & DFB Coaxial Packaging
Built-in InGaAs/PIN monitor
High reliability,Long operation life
2. Applications
Optical Transmitter or Date Signal
Optical Transmitter of Analog Signal
Optical Bidi Module and Optical transceivers
Test Equipment
3. Absolute Maximum Ratings (Tc=25℃)
| Parameter | Symbol | Ratings | Unit |
| Operating Current | If(LD) | Ith+20 | mA |
| Reverse Voltage | Vr(LD) | 2.0 | v |
| Operating Current | If(PD) | 2 | mA |
| Reverse Voltage | Vr(PD) | 15 | V |
| Operating temperature | Topr | -40~+85 | ℃ |
| Storage temperature | Tstg | -40~+85 | ℃ |
| Welding temperature | Tsld | 260/10 | ℃/S |
4. Optical and Electrical Characteristics (Tc=25℃)
| Parameter | Symbol | Min. | Type | Max. | Unit | Test Condition |
| Threshold Current | Ith | 4 | | 15 | mA | CW |
| Forward Voltage | Vop | | 1.2 | 1.5 | V | CW,If=Iop |
| Optical Output Power | Pf | 1 | | 4 | mW | CW,If=Ith+20mA |
| Center Wavelength | FP-LD | λc | λc-20 | λc | λc+20 | nm | λc=1270~1650 |
| DFB-LD | λc | λc-10 | λc | λc+10 | nm |
| CWDM LD | λc | λc-3 | λc | λc+3 | nm |
| Rise/Fall Time(10~90)% | Tr/Tf | | | 0.4 | nS | If=Ith,Po=Pf(10-90)% |
| Monitor Current | Im | 100 | | 1000 | uA | CW,P0 = Pf |
| Capacitance | CPD | | 10 | 15 | PF | VRD=5V |
| Dark Current | Id | | | 1 | nA | VRD=5V |
| Side Mode Suppression Ration | SMSR | 35 | 40 | | dB | CW,Po=5mW |
| Isolation | ISO | 30 | | | dB | |
According to customer requirements out of fiber-power design; side-mode suppression ratio only applies to DFB Laser Module.
FP laser wavelength range ±20nm; DFB laser diode wavelength range ±10nm, CWDM laser diode wavelength range ±3nm.
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