1627nm TO39 is designed to coincide with C2H2 absorption lines.
Features
Distributed-feedback (DFB) laser;
TO39 6PIN package;
High output power;
Airtight temperature control packaging.;
1627nm Wavelength.
Applications
Laser gas analysis TDLAS detection.
Electro-Optical Parameters
Parameter Symbol Condition Min. Typ. Max. Unit
Peak Optical Output Power:PO CW 3 5 - mW
Threshold Current:ITH CW - 12 18 mA
Operating Current:Iop CW, 5mW - - 80 mA
Operating Voltage:Vop CW, 5mW - 1.5 2.0 V
Slope efficiency：ƞ CW, 5mW 0.05 0.1 - mW/mA
Peak wavelength：λp CW, 5mW@25℃ 1625.5 1627 1628.8 nm
Side-mode Suppression Ratio：SMSR CW 35 - dB
Spectral width(20dB)：- CW, 5mW - 0.2 - nm
Wavelength Temperature coefficient：Δλ/ΔT TEC temperature at 15℃ to 35℃ - 0.1 - nm/℃
Wavelength Current coefficient：Δλ/ΔΙ - - 0.01 - nm/mA
Thermistor：Rth Ttherm = 25℃ 9.5 10 10.5 kΩ
