Descriptions
Parameter | Symbol | Min | Typical | Max | Unit | Remarks |
Incident Wavelength | λR | 1512 | 1512.5 | 1513 | nm | T = 20°C, ITEC = 0, POP= 35mw |
Threshold Current | ITH | 40 | mA | T = 20°C | ||
Output Power | Popt | 10 | 20 | 30 | mW | T = 0 … 50°C |
Threshold Voltage | UTH | 1.80 | V | |||
Laser Current | IOP | 130 | mA | Popt = 35mw | ||
Laser Voltage | UOP | 2.0 | V | Popt = 35mw | ||
Electro-Optic Conversion Efficiency | ηWP | 12 | % | Popt = 20mw | ||
Slope Efficiency | ηS | 0.74 | W/A | T = 20°C | ||
3dB Modulation Bandwidth | ν3dB | 3 | MHz | Popt = 20mW (due to ESD protection diode) | ||
Relative Intensity Noise | RIN | -130 | -120 | dB/Hz | Popt = 0.3 mW @ 1 GHz | |
Wavelength Tuning Current | 0.01 | nm/mA | ||||
Wavelength Tuning Temperature | 0.1 | nm/deg | ||||
Thermal Resistance | Rthermal | 3 | 5 | K/mW | ||
Side Mode Suppression | 30 | dB | ||||
Beam Divergence | θ | 10 | 25 | ° | Popt = 35mW, Full 1/e² Bandwidth | |
Spectral Bandwidth | Δν | 3 | MHz | Popt = 35mw | ||
TEC Current | ITEC | 1000 | mA | Requires appropriate heatsink | ||
NTC Thermistor Resistance | 9.5 | 10.0 | 10.5 | kΩ | T= 25°C | |
NTC Temperature Dependency | 10/exp[3892 · (1/298K-1/TOP)] | kΩ |
Absolute Maximum Ratings:
Storage Temperature | -40 … 125°C |
Operating Temperature | -20 … 80°C |
Power Dissipation | 500mW |
Forward Laser Current | 130mA |
Reverse Current | 10mA |
Soldering Temperature | 270°C |
*(The TEC temperature must be below 70°C)
Spectrum:
L-I Curve:
DFB Linewidth Testing Result:
Central Wavelength:
Beam Quality Analysis
Dimensions
PN# | Pin Definition |
1 | Cooler+ |
2 | LD+ |
3 | Thermistor |
4 | Thermistor |
5 | LD- |
6 | Cooler- |
Ammonia Absorption Spectrum
PL-DFB-□□□□-☆-A8▽-TO5
□□□□:wavelength
0760:760nm
1270:1270nm
1532:1532nm
1392:1392nm
1512:1512nm
1567: 1567nm
1653.7: 1653.7nm
☆:output power
A:10mW
B:20mW
▽:wavelength tolerance
1:±1nm
2:±2nm