OEQuest - 1310 nm Directly Modulated DFB Laser, 4 GHz

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1310 nm Directly Modulated DFB Laser, 4 GHz

The Optilab DFB-1310-DM-4 directly-modulated (DM) DFB laser is a cost effective 1310 nm wavelength laser source for 4 GHz analog or 5 Gb/s digital transmission optical link. The MQW DFB laser features 20 mW of output optical power, high Side Mode Suppression Ratio (SMSR), low residual chirp, and a builtin thermoelectric cooler, thermistor, and a rear-facet monitor photodiode for external optical power control. Contact Optilab for more information.

Features
➤ Up to 4 GHz analog bandwidth
➤ 5 Gb/s digitial transmission
➤ 20 mW output power typical
➤ Built-in TEC, Thermistor & Monitor PD
➤ Side Mode Suppression Ratio >40 dB

Downloadable PDF Datasheets:
DFB-1310-DM-4 Datasheet Rev 1.1

Manufacturer: Optilab

Part Number: DFB-1310-DM-4

Shipping Weight: 0.50 lbs

Lead Time: 1-2 Weeks

Base Price: $850.00

Technical Specifications

Model No.	DFB-1310-DM-4
Wavelength Range	1310 ±2 nm
Optical Output Power	20 mW typ., 17 mW min.
Threshold Current	20 mA max. @ CW
Laser Set Temperature	15 °C min., 40 °C max.
Forward Voltage	1.6 V typ.
Series Resistance	25 Ω typ.
Slope Efficiency	01.4 mW/mA
Threshold Power	0.15 mW
Monitor Current	0.10 mA min., 1.0 mA max.
Side Mode Suppression	40 dB typ.
Laser Linewidth	5 MHz typ.
Rise Time (10%-90%)	100 ps typ.
Fall Time (10%-90%)	100 ps typ.
3 dB S21 Bandwidth	4.0 GHz typ.
In-Band Ripple (Window)	< ±1.5 dB
RF Return Loss	-10 dB from DC to 2.5 GHz
Optical Isolation	35 dB typ.
Relative Intensity Noise	-145 dB/Hz
Optical Connectors (Optional)	FC/APC or others
Optical Fiber Type	SMF-28 (Standard)

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