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.
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20mw-40mw 1550nm Pulse Laser Module
Description
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 | % |
Optical & Electrical Characteristics
| 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 |
Important Notice
Performance figures, data and any illustrative material provided in this data sheet are typical and must be specifically confirmed in writing by F-tone Networks before they become applicable to any particular order or contract. In accordance with the F-tone Networks policy of continuous improvement specifications may change without notice.
The publication of information in this data sheet does not imply freedom from patent or other protective rights of F-tone Networks or others. Further details are available from any F-tone Networks sales representative.
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