1625nm Pulse Laser for OTDR
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Features
- High output power Pf =20mW @ IFP =400mA
- Long wavelength λC =1625 nm
- Built-in monitor PD
- Pulse Conditions: Pulse width (PW) =10 μs, Duty =1%
Applications
OTDR System
Absolute Maximum Ratings
| Parameter | Symbol | Min. | Max. | Unit |
| Pulsed Forward Current | IFP | - | 700 | mA |
| Reverse Voltage | VR | - | 2 | V |
| Reverse Voltage (monitor PD) | VRM | - | 10 | V |
| Reverse Current (monitor PD) | IFPM | - | 2 | mA |
| Operating Case Temperature | TC | 0 | 60 | ℃ |
| Storage Temperature | Tstg | -40 | 85 | ℃ |
| Lead Soldering Temperature | Tsld | - | 260(10s) | ℃ |
| Relative Humidity (noncondensing) | RH | - | 85 | % |
Optical & Electrical Characteristics
| Parameter | Symbol | Min. | Typ. | Max. | Unit | Notes |
| Forward Voltage | VFP | - | - | 3.0 | V | IFP =400 mA, PW =10 μs, Duty =1% |
| Threshold Current | Ith | - | 20 | 35 | mA | - |
| Optical Output Power From Fiber | Pf | 20 | - | - | mW | IFP =400 mA, PW =10 μs, Duty =1% |
| Center Wavelength | λc | 1620 | 1625 | 1630 | nm | IFP =400 mA, PW =10 μs, Duty =1% |
| Spectral Width | σ | - | - | 4 | nm | RMS (−3 dB) |
| Rise Time | tr | - | 0.5 | 1.0 | ns | 20-80% |
| Fall Time | tf | - | 0.5 | 1.0 | ns | 80-20% |
| Monitor Current | Im | 0.05 | - | 2 | mA | VRM =5 V |
Pin Description
Package Outline
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