Central wavelength 1542nm, Optical output 40mW; Narrow linewidth 200KHz; with TEC; Optical Isolation 40dB; Polarization extinction ratio Slow axis alignment; PM Fiber; FC/APC
Part Number : PL-DFB-1542-200-40-A81-PA-NL |
Unit Price : USD [Please inquire] |
Lead time : in stock |
Inventory quantity : [Please inquire] |
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LD-PD INC DFB laser has the characteristics of ultra-low RIN noise, ultra-narrow linewidth and high output optical power. It is widely used in vehicle-mounted laser radar, optical fiber sensing detection system and high-precision measurement. We can provide customized services and corresponding technical support according to customers' needs.
Index | Symbol | Min | Typ | Maximum | Unit | Condition |
Output Power | Po | 40 | 60 | mW | CW | |
Center Wavelength | λc | 1541.5 | 1542 | 1542.5 | nm | T=25℃ |
Spectral Linewidth (FWHM) | ΔνL | 200 | 300 | KHz | Lorentz linewidth | |
Side Mode Suppression Ratio | SMSR | 40 | dB | CW, @Po | ||
Polarization Extinction Ratio | PER | 20 | dB | Applicable to polarization maintaining, along the slow axis | ||
Relative Intensity Noise | RIN | -163 | -155 | dB/Hz | ||
Optical Isolation Ratio | ISO | 40 | dB | |||
TEC Set Temperature | TTEC | 15 | 40 | ºC | ||
Threshold Current | Ith | 15 | 30 | mA | @TTEC | |
LD Working Current. | Ib | 300 | mA | CW, Po | ||
LD Working Voltage | Vf | 1.5 | 1.8 | V | CW, Po | |
PD Bias Voltage | VR | 4.75 | 5 | 5.25 | V | Cathode to anode. |
PD Current | Imc | 2 | mA | @Po | ||
PD Dark Current | Imd | 1 | nA | VR=5V | ||
Working Temperature | To | -40 | 25 | 80 | ⁰C | |
Storage Temperature | Ts | -40 | 80 | ⁰C |
Spectrum
Linewidth Measurement(CW,148.690 kHZ@25deg)
L-I Curve
Tuning Characteristics
Polarization Extinction Ratio Test(PM Version)