1490nm Pulsed Laser Module for OTDR Manufacturer

1490nm Pulsed Laser Module for OTDR

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Website: http://laserdiodedevice.com/2-2-2-1490nm-pulsed-laser-module-for-otdr.html

Pin Description

The 1490nm pulsed laser module for OTDR utilizes a DFB chip, and features a maximum output power of 60mw. It is a cost effective, pulsed laser module for use in OTDR systems.

Absolute Maximum Ratings

Parameter	Symbol	Min.	Typical.	Max.	Unit
Pulsed Forward Current	IFP			750	mA
Reverse Voltage	VR			2	V
Reverse Voltage (monitor PD)	VRM			10	V
Reverse Current (monitor PD)	IFPM			2	mA
Operating Temperature	TC	0		60	°C
Storage Temperature	Tstg	-40		85	°C
Lead Soldering Temperature	Tsld			260(l0s)	°c
Relative Humidity (Noncoagulable)	RH			85	%

Optical & Electrical Characteristics

Parameter	Symbol	Min.	Typ.	Max.	Unit	Notes
Forward Voltage	VFP			3.5	V	IFP = 400 mA, PW = 10 μs, Duty = 1%
Threshold Current	Ith		20	35	mA
Optical Output Power From Fiber	Pf	40	60		mW	IFP =400 mA, PW = 10 μs, Duty = 1%
Center Wavelength	λc	1470	1490	1510	nm	IFP = 400 mA, PW = 10 μs, Duty = 1%
Spectral Width	σ			4	nm	RMS (−3 dB)
Rise Time	tr		0.5	2.0	ns	10-90%
Fall Time	tf		0.5	2.0	ns	90-10%
Monitor Current	Im	0.05		2	mA	VRM = 5V

As an experienced FP pulsed diode laser (for OTDR system) manufacturer and supplier in China, our company also offers 8-10mw 1653.5nm Butterfly Laser Diode for gas detection, butterfly fiber coupled laser diodes, Pin TIA receiver and more.

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