1310nm Pulse Laser Module for OTDR
The pulse lasermodule can produce the laser with the wavelength ranging from 1290nm to 1330nmand the spectral width is from 0.5nm to 10nm.In addition, the pulse width is10us with the duty of 1%. It also
With a built-in monitor, our lasermodule can make fault location for the optical fiber and can also be widelyapplied in the construction and maintenance of the optical cable. It workssteadily under the temperature from
AbsoluteMaximum Ratings
| Parameter | Symbol | Min. | Typical | Max. | Unit |
| Pulsed Forward Current*1 | IFP |
|
| 1000 | 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 | % |
CharacteristicsOptical & Electrical
| Parameter | Symbol | Min. | Typ . | Max. | Unit | Notes |
| Forward Voltage | VFP |
|
| 3.5 | V | IFP = 450 mA, PW = 10 μ s, Duty = 1% |
| Threshold Current | Ith |
| 8 | 30 | mA |
|
| Optical Output Power From Fiber | Pf | 70 | 100 |
| mW | IFP = 450 mA, PW = 10 μ s, Duty = 1% |
| Center Wavelength | λC | 1290 | 1310 | 1330 | nm | RMS (−20 dB), IFP = 450 mA , PW = 10 μs , Duty = 1% |
| Spectral Width | σ |
| 5 | 10 | nm | RMS (−20 dB), IFP = 450 mA , PW = 10 μs , Duty = 1% |
| Rise Time | tr |
| 0.5 | 2.0 | ns | 10-90% |
| Fall Time | tf |
| 0.5 | 2.0 | ns | 90-10% |
| Forward Current (CW) | Ifcw |
| 15 |
| mA | Pfcw = 2 mW |
| Monitor Current | Im | 0.05 |
| 2 | mA | Pfcw = 2 mW , VRM = 2 V |
Pin Description
PackageOutline
OrderInformation
MLD-F31W2-XAXXX
| M | LD | -F | 31 | W | 2 | -X | A | X | X | X |
| Mode | Product | Type | Wavelength | Insolator | Rate | Connector | Pin | Pigtail Color | Pigtail length | Power Range |
|
|
| F ：FP | 31 ：1310nm | W ：Without | 2 ：2.5Gb/s | 1 ：FC/APC 2 ：FC/PC 3 ：SC/APC 4 ：SC/PC 5 ：LC/PC 6 ：LC/APC | A ：725 | H ： Yellow B ：Nature R ：Milk White | 5 ： 1 ： | o2 ：＞20mW ＜30mW o4 ：＞40mW ＜60mW o6 ：＞60mW ＜80W o8 ：＞80mW ＜100mW |
