TEC LD coaxial laser
Characteristics and Applications
features
Low threshold flow, high oblique efficiency
TEC cooling temperature control, stable performance
High linearity
Coaxial package, high reliability
Compliance with RoHS standards
The main application
Analog optical fiber communication system
CATV light emitting
Optical transmitter module, telecommunications, data communication
Main photoelectric performance index (T=25℃)
parameter | symbol | The minimum value | The minimum value | The maximum | unit | instructions |
The threshold current | Ith | — | 7 | 13 | mA | CW，T=25℃ |
— | — | 40 | CW，T=85℃ | |||
Output optical power | Po | 1 | — | 10 | mW | CW |
Working current | Iop | — | — | 65 | mA | CW，P=Po |
The slope efficiency | η | 0.06 | — | 0.38 | mW/mA | λ=1310/1550nm |
Working voltage | Vf | — | 1.1 | 1.5 | V | CW，IFL=Iop |
Peak wavelength (FP) | λp | λ-20 | λ | λ+20 | nm | CW，P=Po |
Central wavelength (DFB) | λc | λ-10 | λ | λ+10 | nm | CW，P=Po （注1） |
- 20 db spectral width | Δλ | — | 0.1 | 1.0 | nm | CW，IFL=Iop |
Side mode rejection ratio | SMSR | 30 | 40 | — | dB | CW，IFL=Iop |
Wavelength temperature coefficient | ∆λ/∆Τ | — | 0.09 | — | nm/℃ | CW, 0 to 85℃ |
Rise/fall time | Tr,Tf | — | 100 | 150 | Ps | IFL=Ith+20mA，10%~90% |
Monitor current | Im | 100 | — | 800 | uA | CW，P=Po |
Monitor dark current | Id | — | — | 100 | nA | Vr=10V |
Monitoring junction capacitance | C | — | 10 | 20 | pF | Vr=10V， f=1MHz |
Optical isolation | ISO | 30 | — | — | dB | |
TEC | Qmax | — | — | 0.6 | W | |
ImaxΔ | — | — | 0.9 | A | ||
Vmax | — | — | 1.2 | VΩ | ||
T | 40 | — | — | K | ||
NTC | — | 10 | — | K |
The limit parameter | ||||||
LD forward current | IFL | — | — | 100 | mA | |
LD reverse voltage | VRL | — | — | 2 | V | |
MPD forward current | IFP | — | — | 10 | mA | |
MPD reverse voltage | IRP | — | — | 20 | V | |
Working temperature | Top | -25 | +25 | +85 | ℃ | |
Storage temperature | Tstg | -40 | +25 | +85 | ℃ | |
Welding temperature | — | — | 260 | ℃ | ||
Welding time | — | — | 10 | s | ||
Note 1: The transmitting and receiving wavelengths are determined by customer requirements, refer to CWDM wavelengths.
For other details, please refer to the product specification or consult the sales staff.