CW Narrow Band Tunable Laser Module

Description

The tunable laser is a DBR laser without a semiconductor optical amplifier (SOA). Its wavelength can be tuned continuously and flexibly, and can be tuned to ITU channel grids.

Feature

Applications

Absolute Maximum Ratings

Stresses in excess of the absolute maximum ratings can cause permanent damage to the device.

Parameter	Symbol	Min	Typ	Max	Unit
Storage temperature	Ts	-40		85	°C
Relative humidity	RH	0		85	%
Laser diode reverse voltage (all sections)	Vr			3	V
Laser gain current	Ig			250	mA
Grating current	Ir			100	mA
Phase current	Ip			10	mA
TEC  current	ITEC			1.2	A
TEC  voltage	VTEC			3.5	V

Electrical Characteristics (Tc=25℃)

Parameter	Symbol	Min	Typ	Max	Unit
Forward voltage	Vop			2	V
Operating temperature	Top	-5		75	°C
Laser gain current	Ig			200	mA
Grating current	Ir			80	mA
Phase current	Ip			5	mA
Thermistor Resistance	Rth	9.5	10	10.5	kOhm
Thermistor sensitivity index	β		3892		K

Optical Characteristics (TOP = -5 to 75°C)

Parameter	Symbol	Min	Typ	Max	Unit
Output power	Pmax			15	dBm
Wavelength Tuning Range			8	10	nm
Wavelength Range		1530		1580	nm
Channel spacing (ITU grid)			50 /100		GHz
Number of channels			24/12
Side-mode suppression ratio	SMSR	40			dB
Linewidth	LW	2		5	MHz
Relative intensity noise	RIN			-135	dB/Hz
Optical isolation		30			dB

Note:

Describe which standard ITU.T grid channel can be tuning. Wavelength can be tuned continuously.

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All Information given here is reliable to our best knowledge. No responsibility is assumed for possible inaccuracies or omissions. Specifications and external appearances are subject to change without notice.