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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- 1310nm Butterfly Laser Diode
1310nm Butterfly Laser Diode
Features
- High linearity high power MQW DFB LD chip
- Built-in isolator, TEC,hermistor and Monitor PD
- Optimized for 2.5 Gb/s Modulation Rates
- 14-pin butterfly cooled package
- single mode FC/APC connector or customized
- Output power 2~32mW
Applications
CATV forward-path
1310nm broadcast and point-to-point applications
Absolute Maximum Ratings
| Parameter | Symbol | Condition | Min. | Max. | Unit |
| Operating Case Temperature | Tc | I=Iop | -20 | 80 | °C |
| Storage Temperature | Tstg | - | -40 | 85 | °C |
| Laser Forward Current | If | - | - | 150 | mA |
| Laser Reverse Bias | Vr | - | - | 2 | V |
| Photodiode Reverse Bias | Vrpd | - | - | 10 | V |
| 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
| Parameter | Symbol | Test Conditions | Min. | Typ. | Max. | Unit |
| Center Wavelength | λc | CW | 1300 | 1310 | 1320 | nm |
| Spectral Width (-3 dB) | Δλ | CW | - | 0.5 | 1 | nm |
| Optical Output Power* | Po | CW, TL=25 °C | - | - | 32 | mW |
| Optical Isolation | IS | T=25 °C | 30 | 35 | - | dB |
| Side-mode Suppression Ratio | SMSR | CW | 35 | - | - | dB |
| Threshold Current | Ith | TL=25 °C | - | 10 | 15 | mA |
| Operating Current | Iop | CW | - | - | 100 | mA |
| Forward Voltage | VF | CW | - | 1.2 | 2.0 | V |
| Monitor Current | Imon | Vrpd=5 V | 100 | - | 1500 | μA |
| Monitor Dark Current | ID | Vrpd=5 V | - | - | 100 | nA |
| Operating Case Temperature | T | - | -20 | - | 60 | °C |
| Tracking Error | γ | TE=10log(Po(Tc)/Po(25°C) | -1 | - | 1 | dB |
| 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 |
| Frequency Range | F | - | 45 | - | 2500 | MHz |
| Cut-off Frequency | Fc(-3dB) | If=Iop | 4 | - | - | GHz |
| RIN | Nr | CW, If=Iop, f=2.5GHz | - | -155 | -150 | dB/Hz |
| Carrier Noise Ratio | CNR | Note 1 | 51 | - | - | dB |
| Composite Second Order | CSO | - | - | -57 | dBc | |
| Composite Triple Beat | CTB | - | - | -65 | dBc |
Note 1:
① If=Iop, Optical Modulation, Index=3.2%/channel (minimum),60 PAL-D unmodulated carries (47 to 550MHz), 10km singlemode fiber, -1dBm received power, Receiver responsivity=0.85A/W.
② If=Iop, Optical Modulation Index=3.2%/channel (minimum), CNR, CSO, CTB tested value at worst case over all test frequencies. NTSC 120ch., 10km singlemode fiber, -1dBm received power, Receiverresponsivity=0.85A/W
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