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
- Butterfly 1550nm Pulsed Laser for OTDR
Butterfly 1550nm Pulsed Laser for OTDR
Features
- High output power Pf = 60 mW
- Long wavelength λc = 1550 nm
- Built-in/out monitor PD
- Pulsed Conditions: Pulsed width (PW) = 10 μs, Duty = 1%
Applications
This fiber pigtailed pulsed laser is designed to be used as light source in fiber optic test and measurement equipment,such as OTDR System.
Absolute Maximum Ratings
| Parameter | Symbol | Condition | 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 | I=Iop | -20 | 80 | °C |
| Storage Temperature | Tstg | - | -40 | 85 | °C |
| TEC Current | Itec | -20 °C <Tc <+65 °C,Top=25 °C If=100 mA | -2 | +2 | A |
| TEC Voltage | Vc | - | -2.5 | +2.5 | V |
| ESD | - | ESD - HBM: R=1500 ohm, C=100 pF | -500 | +500 | V |
| Lead Solder Temperature | - | - | - | 260 | °C |
| Lead Soldering Time | - | - | - | 10 | S |
| Fiber Bend Radius | - | - | 30 | - | mm |
| Fiber Yield Strength | - | - | - | 1 | kgf |
Optical & Electrical Characteristics(Room temperature 25℃)
| Parameter | Symbol | Min. | Typ. | Max. | Unit | Notes |
| Forward Voltage | VFP | - | 2.0 | 2.5 | V | IFP = 400mA, PW = 10 μs, Duty = 1% |
| Threshold Current | Ith | - | 5 | 10 | mA | - |
| Optical Output Power From SM Fiber | Pf | - | 60 | - | mW | IFP =400 mA, PW = 10 μs, Duty = 1% |
| Center Wavelength | λc | 1547 | 1550 | 1553 | nm | IFP = 400 mA, PW = 10 μs, Duty = 1% |
| Spectral Width | σ | - | - | 2 | 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 |
| Thermistor Resistance | Rt | T=25 °C | 9.5 | - | 10.5 | KΩ |
| Thermistor B Constant | B | T=25 °C | - | 3900 | - | K |
| TEC Current | IC | ΔΤ=40°C | - | - | 1.0 | A |
| TEC Voltage | VC | ΔΤ=40°C | - | - | 2.0 | V |
Pin Description
| 14-pin BTF Package | |||
| Pin | Function | Pin | Function |
| 1 | Thermistor | 8 | NC |
| 2 | Thermistor | 9 | Case |
| 3 | LD（－） | 10 | Case |
| 4 | MPD（－） | 11 | LD（＋）,Case |
| 5 | MPD（＋） | 12 | LD（－）,RF |
| 6 | TEC（＋） | 13 | LD（＋）,Case |
| 7 | TEC（－） | 14 | NC |
Package Outline
Order information
PBF-D552-X10P60
| P | BF | D55 | 2 | -X | X | X |
| Mode | Product Type | Wavelength | Bandwidth | Connector | Pigtail Length | Power Range |
| Pulsed | Butterfly | D55: 1550nm | 2：2.5Gb/s | 1：FC/APC 2：FC/PC 3：SC/APC 4：SC/PC 5：LC/PC 6：LC/APC W:without | 10:1m | P60：≥60mW |
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