20mw-40mw 1550nm Pulse Laser Module
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The 20mw-40mw 1550nm pulse laser module has a maximum output power of 60mw due to the use of a DFB chip. Its high performance makes it ideal for use in OTDR systems.
Absolute Maximum Ratings| Parameter | Symbol | Min. | Max. | Unit |
| Pulsed Forward Current | IFP | | 500 | mA |
| Reverse Voltage | VR | | 2 | V |
| Reverse Voltage (monitor PD) | VRM | | 10 | V |
| Reverse Current (monitor PD) | IFPM | | 2 | mA |
| Operating Temperature | TC | 0 | 60 | °C |
| Storage Temperature | Tstg | -40 | 85 | °C |
| Lead Soldering Temperature | Tsld | | 260(10s) | °c |
| Relative Humidity (Noncoagulable) | RH | | 85 | % |
| Parameter | Symbol | Min. | Typical | Max. | Unit | Notes |
| Forward Voltage | VFP | | 2.0 | 2.5 | V | IFP = 200 mA, PW = 10μs, Duty = 1% |
| Threshold Current | Ith | | 5 | 10 | mA | |
| Optical Output Power From SM Fiber | Pf | 20 | 40 | | mW | IFP =200 mA, PW = 10μs, Duty = 1% |
| Center Wavelength | λc | 1530 | 1550 | 1570 | nm | IFP = 200 mA, PW = 10μs, Duty = 1% |
| Spectral Width | σ | | | 4 | nm | RMS (-3 dB) |
| Rise Time | tr | | 0.5 | 2.0 | ns | 10-90% |
| Fall Time | tf | | 0.5 | 2.0 | ns | 90-10% |
| Monitor Current | Im | 0.05 | | 2 | mA | VRM = 5 V |
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