1653nm 40mW DFB Laser Diode For Methane Sensor CH4 Sensing
Product Description
Product Detail
1653nm 40mW DFB Laser Diode For Methane Sensor CH4 Sensing utilizes a planar construction with chip on subcarrier. The high power chip is hermetically sealed in a epoxy-free and flux-free 14-pin butterfly package and fitted with a thermistor, thermoelectric cooler, and monitor diode to secure high quality laser performance. Our laser products are Telcordia GR-468 qualified, and in compliance with RoHS directives.
Features of 1653nm 40mW DFB Laser Diode For Methane Sensor CH4 Sensing
Industry-standard 14-pin butterfly package;
Built-in TEC and optical isolator;
High-performance, multiquantum well (MQW) distributed-feedback (DFB) laser.
Applications of 1653nm 40mW DFB Laser Diode For Methane Sensor CH4 Sensing
Production testing of passive components for gas detection;
Fiber gas detection system;
Laser sources.
Electro-Optical Characteristics(T=25℃)
| Parameter | Symbol | Condition | Min. | Typ. | Max. | Unit |
| Center wavelength | λc | TL=15～35℃ CW | 1652.7 | 1653.7 | 1654.7 | nm |
| Optical output power | Po | CW | - | 40 | - | mW |
| LD Threshold current | ITH | CW | - | 15 | 40 | mA |
| LD Forward current | If | Pf =Rated Power | - | 300 | 400 | mA |
| Optical isolation | - | -10 < TC < +70℃ | 30 | - | - | dB |
| Side-mode suppression ratio | SMSR | CW | 35 | 40 | - | dB |
| Monitor responsivity | Im /Pf | - | - | 1 | 20 | uA/mW |
| Monitor responsivity stability | - | - | - | - | 20% | - |
| Monitor dark current | Id | VPD =5V | - | - | 50 | nA |
| TEC Current | ITEC | Tcase =75℃ | - | - | 2 | A |
| TEC Voltage | VTEC | Tcase =75℃ | - | - | 3.5 | V |
| TEC power consumption | P | Tstg =25℃ | - | - | 5 | W |
| Thermistor Resistance | Rth | Tcase =75℃ | 9.5 | 10 | 10.5 | Kohm |
| Thermistor B constant | Bth | Tstg =25℃ | - | 3900 | - | K |
| Wavelength drift (EOL) | △λ | Tested over 25-year lifetime | - | - | ±0.1 | nm |
| Wave. Temperature coefficient | Δλ/ΔT | TEC temperature at 15℃ to 35℃ | - | 0.09 | - | nm/℃ |
| Wavelength Current coefficient | Δλ/ΔΙ | - | - | 0.01 | - | nm/mA |
Package drawing&PIN-OUT Definition(Unit:mm)
Deliver,Shipping And Serving
All products have been tested before shipping out;
All products have 1-3 years warranty.(After the quality guarantee period began to charge appropriate maintenance service fee.)
We appreciate your business and offer an instant 7 days return policy. (7 days after receiving the items);
If the items you purchase from our store are not of perfected quality, that is they don‘t work electronically to manufacturers specifications, simply return them to us for replacement or refund;
If the items are defective, please notify us within 3 days of delivery;
Any items must be returned in their original condition to qualify for a refund or replacement;
The buyer is responsible for all the shipping cost incurred.
FAQ
Q: What’s the accuracy of the wavelength?
A: +/-0.5nm.
Q: Do you have other versions of the output power?
A: 10mW, 15mW, 50mW.