1625nm 2.5G DFB Pigtail Diode Laser
Product Description
Product Detail
1. Summary of 1625nm 2.5G DFB Pigtail Diode Laser
The 1625nm 2.5G DFB Pigtail Diode Laser includes a CWDM-DFB laser chip, built-in isolator, built-in monitor photodiode, 4-pin coaxial package, and optional SC/APC, FC/APC, FC/PC optical fiber connector. It delivers a low threshold and operating current at a output power range between 1MW and 4MW. The length of optical fibers can be supplied according to the customer requirements. Various pin definitions are also available. This series of product can be used as the stabilized light source or modulated light source. It also finds applications in testing apparatus and OTDR equipment.
2. Introduction of 1625nm 2.5G DFB Pigtail Diode Laser
The 1625nm 2.5G DFB Pigtail Diode Laser includes a CWDM-DFB laser chip, built-in isolator, built-in monitor photodiode, 4-pin coaxial package, and optional SC/APC, FC/APC, FC/PC optical fiber connector. It delivers a low threshold and operating current at a output power range between 1MW and 4MW. The length of optical fibers can be supplied according to the customer requirements. Various pin definitions are also available. This series of product can be used as the stabilized light source or modulated light source. It also finds applications in testing apparatus and OTDR equipment.
3. Features of 1625nm 2.5G DFB Pigtail Diode Laser
DFB wavelength stabilized single mode laser;
CW or pulsed operation;
Operating temperature range -20℃ to +75℃;
Wavelength/temperature coefficient 0.1nm/℃;
Built-in monitor photodiode;
Optional FC/PC or FC/APC connector.
4. Application of 1625nm 2.5G DFB Pigtail Diode Laser
CDMA/GSM transmission system;
WDM system;
CATV Return-path;
Other analog transmission system.
5. Electro-Optical Characteristics(T=25℃) of 1625nm 2.5G DFB Pigtail Diode Laser
| Parameter | Symbol | Condition | Min. | Typ. | Max. | Unit |
| Center wavelength | λC | PO= PF | 1615 | 1625 | 1635 | nm |
| Optical output power | PF | IF=ITH+20mA | 2 | - | - | mW |
| Threshold current | ITH | 4 | 10 | mA | ||
| Operating voltage | VF | - | - | 1.2 | 1.5 | pF |
| Rise time/Fall time | TR/TF | IF=ITH,PO=PF(20-80)% | - | - | 0.4 | ns |
| Monitor current | IM | PO= PF | 0.1 | - | 1 | mA |
| Capacitance | C | - | - | 10 | 15 | PF |
| Spectral width(-20dB) | Δλ | IF=ITH+20mA | 1.6 | 2.5 | nm | |
| Tracking error | TE | - | -1.0 | - | 1.0 | dB |
| Optical isolation | ISO | - | 30 | - | - | dB |
| 2Sec order inter-modulation distortion | IMD2 | - | - | - | -50 | dBc |
| 3rd order inter-modulation distortion | IMD3 | - | - | - | -60 | dBc |
| Relative intensity noise | RIN | - | - | - | -145 | dB/Hz |
| Side mode suppression ration | SMSR | PO = 2mW | 40 | - | - | dB |
6. Package drawing&PIN-OUT Definition(Unit:mm) of 1625nm 2.5G DFB Pigtail Diode Laser
7. Deliver,Shipping And Serving of 1625nm 2.5G DFB Pigtail Diode Laser
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.
8. FAQ
A: We have 793nm 808nm 915nm 975nm laser diode.
Q: What is the requirement for the output power?A: Box optronics can customize according to your requirements.