Features
- Advanced Multiple Quantum Well (MQW) Distributed Feedback (DFB) Laser Design
- Cost-effective TEC Cooled Laser Technology
- SMSR typ. 40 dB
- TO-60 package
Applications
- CATV return path
- CATV Forward path
- DWDM System
- Absolute maximum rating(Tc=25℃)
| Parameter | Symbol | Ratings | Unit |
| Laser Reverse Bias | Vr | 2 | V |
| Laser Forward Current | If | 120 | mA |
| Photodiode Reverse Bias | Vrpd | 20 | V |
| Operating temperature | TC | -5 ~ +70 | ℃ |
| Storage temperature | Tstg | -40~+100 | ℃ |
| Soldering temperature/time | - | 260/10 | ℃/s |
| TEC Current | ITEC | 0.9 | A |
- Optical and Electrical Characteristics(Tc=25℃)
(Parameters are at T=25 °C unless otherwise noted.)
| Parameter | Symbol | Min. | Type | Max. | Unit | Note |
| Operating
Temperature |
T | -5 | 25 | 70 | °C | |
| Optical Output
Power |
Po | 3 | --- | --- | mW | CW, Ith+20mA |
| Threshold Current | Ith | --- | 6
15 |
15
30 |
mA | T=25°C
T=85°C |
| Slope Efficiency | SE | 0.12 | 0.18 | --- | mW/mA | CW, Po=3.0mW |
| Forward Voltage | Vf | --- | 1.1 | 1.6 | V | Po=3.0mW |
| Parameter | Symbol | Min. | Type | Max. | Unit | Note |
| Center Wavelength | λ | 1530 | ITU Grid
(DWDM CH10~59) |
1570 | nm | CW, Ith+20mA |
| Spectral Width
(-20 dB) |
Δλ | --- | 0.1 | 1.0 | nm | Po=3.0 mW |
| Wavelength
temperature coefficient |
Δλ/ΔT | --- | 0.09 | 0.12 | nm/°C | |
| Side-mode
Suppression Ratio
|
SMSR | 35 | 42 | --- | dB | Po=3.0 mW |
| Rise/Fall Times | Tr/Tf | --- | --- | 0.1 | ns | P=3.0 mW, 20% to 80% |
| Relaxation
Oscillation Frequency |
fR | --- | 4.5 | --- | GHz | Po=3.0 mW |
| Monitoring Dark Current | Id | --- | --- | 100 | nA | Vr=5V |
| Monitoring Current | Im | 100 | 200 | 500 | uA | CW, Ith+20mA |
| TEC
|
Qmax | --- | --- | 0.6 | W | |
| Imax | --- | --- | 0.9 | A | -5 °C < Tc < 70℃,
Top=25 °C, If= Iop |
|
| Vmax | --- | --- | 1.2 | V | ΔT=40℃ | |
| Thermistor B Constant | B | --- | 3900 | --- | K | T=25℃ |
| Thermistor Resistance | Rth | --- | 10 | --- | kΩ | T=25℃ |
Reference for parameter wavelength
| ITU Grid | XX | Center Wavelength
λ (nm) |
Maximum △λat 45℃(nm) |
| Wavelength indicator | |||
| ITU59 ITU58 ITU57 ITU56 ITU55 ITU54 ITU53 ITU52 ITU51 ITU50 ITU49 ITU48 ITU47 ITU46 ITU45 ITU44 ITU43 ITU42 ITU41 ITU40 ITU39 ITU38 ITU37 ITU36 ITU35 ITU34 ITU33 ITU32 ITU31 ITU30 ITU29 ITU28 ITU27 ITU26 ITU25 ITU24 ITU23 ITU22 ITU21 ITU20 ITU19 ITU18 ITU17 ITU16 ITU15 ITU14 ITU13 ITU12 ITU11 ITU10 |
59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 |
1530.33 1531.12 1531.90 1532.68 1533.47 1534.25 1535.04 1535.82 1536.61 1537.40 1538.19 1538.98 1539.77 1540.56 1541.35 1542.14 1542.94 1543.73 1544.53 1545.32 1546.12 1546.92 1547.72 1548.51 1549.32 1550.12 1550.92 1551.72 1552.52 1553.33 1554.13 1554.94 1555.75 1556.55 1557.36 1558.17 1558.98 1559.79 1560.61 1561.42 1562.23 1563.05 1563.86 1564.68 1565.50 1566.31 1567.13 1567.95 1568.77 1569.59 |
±0.8 |
| ±0.8 |
- Pin Assignment and Package dimensions
Unit ：mm
(The fiber and connector type are optional.)
