The PL-VCSEL-850-1-1-SA-14BF is a vertical emitting MOVPE grown GaAsP/AlGaAs Single Mode diode laser. The chips Packaged with 14pin Butterfly Package. Wavelength tuning can be achieved via laser current and temperature tuning. package with TEC and PD Built in. Our 850 nm single mode VCSEL is designed for high-speed, high-performance communication applications.
Name | Model | Description | Parameter | Price |
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● Low dependence of electrical and optical characteristics over temperature
● Data rates from OC-3 to OC-48
● Vertical Cavity Surface-Emitting Laser
● Internal TEC and Thermistor, ESD protection
● Narrow linewidth
● 2 nm tunability with TEC
Condition:TO P = 20°C, IO P = 2.0 mA unless otherwise stated (TO P = chip backside temperature, controlled by the TEC)
Parameters | Symbol | Min | Typ | Max | Unit | Remark |
Emission Wavelength | λR | 850nm | ||||
Threshold current | ITH | 1 | mA | |||
Output Power | Popt | 0.2 | 0.5 | 0.7 | mW | |
Threshold Voltage | UTH | 1.8 | V | |||
Driving Current | IOP | 5 | mA | Popt = 0.3 mW | ||
Laser voltage | UOP | 2 | V | Popt = 0.3 mW | ||
Electro optic conversion rate | ηWP | 12 | % | Popt = 0.3 mW | ||
Slope efficiency | ηS | 0.3 | W/A | |||
Differential series resistance | RS | 300 | 500 | Ω | Popt = 0.3 mW | |
3dB bandwidth | ν3dB | 0.10 | GHz | Popt = 0.3 mW Due to ESD protection diode | ||
Relative intensity noise | RIN | -130 | -120 | dB/Hz | Popt = 0.3 mW @ 1 GHz | |
Wavelength tuning over current | 0.6 | nm/mA | ||||
Wavelength tuning over temperature | 0.06 | nm/K | ||||
Thermal resistance (VCSEL chip) | Rthermal | 3 | 5 | K/mW | ||
Side mode supression | 25 | dB | I = 2 mA | |||
Beam divergence | θ | 10 | 25 | ° | Popt = 0.3 mW, full width 1/e2 | |
Spectral Width | 100 | MHz | Popt = 0.3 mW |
Tec Characteristics | Unit | Min | Typ | Max | Remark |
Tec Current | mA | -150(Heating) | +300(Cooling) | Proper Heart Sink Required | |
NTC Thermistor Resistance | KΩ | 9.5 | 10.0 | 10.5 | T=25℃@10 KΩ |
NTC Thermistor Resistance | KΩ | 10/exp{3892-(1/289K-I/TOP)} |
Spectrum
L-I Curve(T@25°C)
Tuning Characteristics
Beam Quality Profiler (2D/3D)
2D
3D
Temperature / wavelength tuning over TEC current*
1 | Thermoelectric Cooler (+) | 8 | N/C |
2 | Thermistor | 9 | N/C |
3 | PD Monitor Anode (-) | 10 | N/C |
4 | PD Monitor Cathode (+) | 11 | Laser Anode (+) |
5 | Thermistor | 12 | Laser Cathode (–) |
6 | N/C | 13 | N/C |
7 | N/C | 14 | Thermoelectric Cooler (–) |
Absolute Maximum Ratings
Item | Unit | Min | Typ | Max |
Store Temperature | ℃ | -40 | 25 | 125 |
Chip Temperature | ℃ | +10 | 25 | 40 |
Operating Current | mA | 0 | 2 | 2.5 |
Forward Voltage | V | 0.8 | 1.2 | 1.8 |
TEC Current | mA | -150 | - | +300 |
Soldering Temperature* | ℃ | 100 | 130 | 270 |
Electrical Power Dissipation | mw | - | - | 5 |
(*TEC temperature must be below 150°C)
● Access network for long distance
● Local area network
● Gigabit Ethernet
PL-VCSEL- □□□□-☆-▽-XXXX
□□□□:Wavelength
0760: 760nm
0850: 850nm
*****
1653.7: 1653.7nm
☆ :TEC
0:Without TEC
1:With TEC
▽:Wavelength Tolerance
1:±0.5nm
2:±1.5nm
XXXX: Fiber and Connector Type
FS=Free Space
BFSA=Butterfly Package with HI780+ FC/APC
CPSA=Coaxial Package with HI780+ FC/APC
BFSP=Butterfly Package with HI780+ FC/PC
CPSP=Coaxial Package with HI780+ FC/PC
BFPP=PM Fiber+ FC/PC
BFPA=PM Fiber+ FC/APC