Product Description

The DWDM 10mW DFB Butterfly Laser Diode is a high performance DFB laser diode. The center wavelengths are at DWDM wavelength grid (ITU grid) with 100GHz channel spacing. An InGaAs MQW (multi-quantum well) DFB (distributed feedback) laser chip is hermetically sealed inside a 14-pin butterfly package, fitted with thermistor, thermoelectric cooler (TEC), monitor photodiode and built-in optical isolator. This laser module has 2.5Gbps direct modulation bit rate. This product can be used in various OC-48 or STM-16 systems.

Product Detail

1. Summary of DWDM 10mW DFB Butterfly Laser Diode

The DWDM 10mW DFB Butterfly Laser Diode is a high performance DFB laser diode. The center wavelengths are at DWDM wavelength grid (ITU grid) with 100GHz channel spacing. An InGaAs MQW (multi-quantum well) DFB (distributed feedback) laser chip is hermetically sealed inside a 14-pin butterfly package, fitted with thermistor, thermoelectric cooler (TEC), monitor photodiode and built-in optical isolator. This laser module has 2.5Gbps direct modulation bit rate. This product can be used in various OC-48 or STM-16 systems.

2. Introduction of DWDM 10mW DFB Butterfly Laser Diode

The DWDM 10mW DFB Butterfly Laser Diode is a high performance DFB laser diode. The center wavelengths are at DWDM wavelength grid (ITU grid) with 100GHz channel spacing. An InGaAs MQW (multi-quantum well) DFB (distributed feedback) laser chip is hermetically sealed inside a 14-pin butterfly package, fitted with thermistor, thermoelectric cooler (TEC), monitor photodiode and built-in optical isolator. This laser module has 2.5Gbps direct modulation bit rate. This product can be used in various OC-48 or STM-16 systems.

3. Features of DWDM 10mW DFB Butterfly Laser Diode

10mW High output power;

1528.77~1610.06nm DWDM band Center Wavelengths (100GHz spacing);

DFB wavelength stabilized single mode laser.

Built-in optical isolator, monitor photodiode, thermo-electric cooler and thermistor.

Single mode fiber pigtail or PM fiber pigtail (optional).

4. Application of DWDM 10mW DFB Butterfly Laser Diode

LAN, WAN and metro networks;

C/DWDM systems;

DWDM OC-48/STM-16 systems;

Extended reach (100km) or very long reach (170km) direct modulation links;

Metro DWDM;

RF over fiber systems;

Laser sources.

5. Electro-Optical Characteristics(T=25℃) of DWDM 10mW DFB Butterfly Laser Diode

Parameter Symbol Condition Min. Typ. Max. Unit
Center Wavelength λc TL=15~35℃ CW λn-0.5 λn λn+0.5 nm
Optical Output Power PO - 10 - - mW
Threshold Current ITH - - 10 35 mA
Slope Efficiency ƞ CW output power 5mW 0.05 0.08 0.2 mW/mA
Operating current Iop PO= 10 mW (CW) - 100 200 mA
Laser Forward Voltage VF CW output power 10mW - 1.2 2.0 V
Monitor Dark Current ID - - - 0.1 μA
Bandwidth(@-3dB) BW - - 2.5 - GHz
Side-mode Suppression Ratio SMSR CW 35 40 - dB
Line Width (3dB full width) LW Modulated at 2.5 Gbits/s
at rated power
- 2 - MHz
Optical Isolation - -10 < TC < +70℃ 30 - - dB
Relative Intensity Noise RIN CW, output power 5mW - -145 - dB
TEC set temperature Ts - 15 - 35
Input Impedance ZIN - 22 25 28 Ω
Thermistor Current ITC - 10 - 100 μA
Thermistor Resistance RTH TL = 25℃ 9.5 10 10.5
TEC Current ITEC TL = 25℃, TC = 70℃ - 0.6 2.0 A
TEC Voltage VTEC TL = 25℃, TC = 70℃ - 1.3 3.5 V
TEC capacity ΔT Tc = 70℃ - - 50
Thermistor temperature - - - - 100
Wavelength Drift (EOL) △λ Tested over
25-year lifetime
- - ±0.1 nm
Wavelength Temperature coefficient Δλ/ΔT TEC temperature at 15℃ to 35℃ - 0.09 - nm/℃
Wavelength Current coefficient Δλ/ΔΙ - - 0.01 - nm/mA

6. Package drawing&PIN-OUT Definition(Unit:mm) of DWDM 10mW DFB Butterfly Laser Diode

  • Type 1

  • Type 2

7. Deliver,Shipping And Serving of DWDM 10mW DFB Butterfly Laser Diode

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

Q: what is the applications and wavelength accuracy?

A: Box optronics can provide many wavelengths corresponding to a variety of gas detection applications.

Q: What is the optical connector you requirement?

A: Box optronics can customize the optical connector according the requirement for free.

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