1550nm Dir-modulation Butterfily Lasers For CATV
ORTE7151-CXX-X is a Dense Wavelength-Division Multiplexing(DWDM)laser for analog applications.It features a distributed feedback chip for Ratio Frequency(RF) applications，and is available in a wide range of standard ITU wavelengths.The lasers are offered as either forward-path (40MHz – 860MHz) or return-path ( 5MHz – 200MHz) modules.
- ORTE
- GUANGDONG,CHINA
- 2-4 weeks
- 1,000 pcs per month
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1550nm Dir-modulation Butterfily Lasers For CATV
Features
1) DFB laser chip, butterfly package
2) Standard ITU grid wavelengths and reduces equipment in the
3) Wide temperature range--stable even in harsh environments
4) Telcordia GR-468-CORE and RoHS compliant
Applications
Narrow transmitter
CATV System
Optical/Electrical Characteristics
| Parameter | Symbol | Test Conditions | Min. | Type | Max. | Unit |
| Threshold Current | Ith | Tc=25℃ , CW | − | − | 30 | mA |
| Operating Current | Iop | − | − | − | 120 | mA |
| Optical Output Power | PF | Tc=25℃ , Iop | 6, 8, 10 | − | − | mW |
| Monitor Operation Current | IMON | Tc=25℃ , CW | 10 | − | 200 | μA/mW |
| TEC Current | ITEC | − | − | − | 1.8 | A |
| Thermistor Resistance | RT | @25℃ | 9.5 | 10 | 10.5 | kΩ |
| Thermistor Temp. Coeff. | α | @25℃ | − | 4.39 | − | %/℃ |
| Peak Wavelength1 | λc | 25℃ , IF=Iop | 1528 | 1563 | nm | |
| 3dB Bandwith | Bw | 25℃ , IF=Iop | − | − | 0.12 | nm |
| SideMode Suppression Ratio | SMSR | 25℃ , IF=Iop | 35 | − | − | dB |
| Isolation | ISO | Tc=25℃ , CW | 30 | − | − | dB |
| Laser Relative Intensity Noise | RIN | 25℃ , IF=Iop | − | ＜ -155 | − | dB/Hz |
| Fiber Length | − | − | 1 | 1.5 | m | |
| Fiber Core/Cladding/Buffer | − | − | 9/125/900 | um |
RF Characteristics
| Parameter | Symbol | Test Conditions | Min. | Type | Max. | Unit |
| Composite Second Order | CSO | Tc=25℃ , IF=Iop | 50 | − | − | dB |
| Composite Triple Beat | CTB | Tc=25℃ , IF=Iop | 60 | − | − | dB |
| Carrier to Noise Ratio | CNR | Tc=25℃ , IF=Iop | 51 | − | − | dB |
