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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- Application
- OTDR
- 1490nm Pulse Laser for OTDR
1490nm Pulse Laser for OTDR
Features
- High output power Pf =40~60 mW @ IFP =400mA
- Long wavelength λC =1490 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 | - | 750 | 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 | - | - | 3.5 | V | IFP =400 mA, PW =10 μs, Duty =1% |
| Threshold Current | Ith | - | 20 | 35 | mA | - |
| Optical Output Power From Fiber | Pf | 40 | 60 | - | mW | IFP =400 mA, PW =10 μs, Duty =1% |
| Center Wavelength | λc | 1470 | 1490 | 1510 | 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 =5V |
Pin Description
Package Outline
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