Central wavelength 785nm, Output power 40mW, Narrow Linewidth < 2MHz, Tolerance ±1nm, HI780, FC/APC
| 型番 : PL-DFB-785-A-A81-SA |
| 価格 : USD [お問い合わせください] |
| 納期 : [お問い合わせください] |
| 在庫数量 : [お問い合わせください] |
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The PL-DFB-785-A-A81 785nm DFB laser diode module made by LD-PD is a cost effective, highly coherent laser source. The DFB laser diode chip is packaged in an industry standard hermetically sealed 14 pin butterfly package with TEC and PD Built in.We special design the area only work in room Temperature. Our diode has good performance from 20-30℃.
Electrical/Optical Characteristics(Tsub=25°C, CW bias unless stated otherwise)
Parameter | Symbol | Min | Typ | Max | Unit |
Centre Wavelength | λ | 784 | 785 | 786 | nm |
Side Mode Suppression Ratio | SMSR | 30 | 40 | dB | |
Threshold Current | Ith | 50 | 80 | mA | |
Operating Current | Iop | 200 | 250 | mA | |
Operation Temperature | Top | 15 | 25 | 50 | ℃ |
Chip output Power | Pf | 30 | 35 | 40 | mW |
Quantum Efficiency | η | 0.08 | 0.12 | mW/mA | |
Current Tuning Coefficient | ∆λ/∆I | 0.015 | nm/mA | ||
Temperature Tuning Coefficient | ∆λ/∆T | 0.12 | nm/K | ||
| Polarization Extinction Ratio | PER | 18 | 23.4 | dB | |
Forward Voltage | Vf | 1.3 | 2 | V | |
Thermistor Resistance | RT | 9.5 | 10 | 10.5 | KΩ |
Thermistor Temp. Coefficient | -4.4 | %/°C | |||
Connector | FC/APC | ||||
Spectrum

Tuning Characteristics

DFB Linewidth Testing Result

L-I Curve
