DWDM Laser Diode

The high quality DFB laser diode with butterfly package can meet high power of optical transmitter system. Also, the built-in thermo-electric cooler (TEC) can make the laser diode work properly in various environments.


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Features:

High linearity Direct Modulation DFB laser

Butterfly package

Built-in Isolator,TEC,Thermistor

Operating Temperature –20~ +70℃(Optional)

Single-mode/PM fiber pigtail.

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Parameter	Symbol	Min	Typ	Max	Unit	Test Conditions
Optical Output Power	P_o	5	--	20	mW	CW，
Threshold Current	I_th	--	8	15	mA	T=25 /45°C
Forward Voltage	V_F	--	1.1	2.0	V
Operating Current	I_op	--	--	120	mA	CW, T=25/45 °C
Center Wavelength	lλc	λc-0.5	λc	λc+0.5	nm	CW, T=25/45 °C
Side-mode Suppression Ratio	SMSR	35	40	--	dB	Iop=70mA
Optical Isolation (Optional)		35			dB
Spectral Width (-20 dB)	Δλ	--	0.1	1.0	nm
Laser line width	ΔλL	--	1	10	MHz	CW, T=25 °C
Wavelength temperature coefficient	△λ/△T		0.08	0.12	nm/°C
Monitor Current	I_mon	50	--	1500	μA	V_R=5 V,
Monitor Dark Current	I_D	--	--	50	nA	V_R=5 V
Thermistor Resistance	RT	9.5	10.0	10.5	KΩ	T=25 °C
Thermistor B-Value		--	3950	--	K	25℃/85℃
Tracking Error	TE	-1.0	--	+1.0	dB	TE=10log(Po(Tc)/Po(25°C)
Polarization extinction ratio（optional）	PER	17	-	-	dB	Slow axis alignment

Parameter	Symbol	Min	Typ	Max	Unit	Test Conditions
Optical Output Power	P_o	5	--	20	mW	CW，
Threshold Current	I_th	--	8	15	mA	T=25 /45°C
Forward Voltage	V_F	--	1.1	2.0	V
Operating Current	I_op	--	--	120	mA	CW, T=25/45 °C
Center Wavelength	lλc	λc-0.5	λc	λc+0.5	nm	CW, T=25/45 °C
Side-mode Suppression Ratio	SMSR	35	40	--	dB	Iop=70mA
Optical Isolation (Optional)		35			dB
Spectral Width (-20 dB)	Δλ	--	0.1	1.0	nm
Laser line width	ΔλL	--	1	10	MHz	CW, T=25 °C
Wavelength temperature coefficient	△λ/△T		0.08	0.12	nm/°C
Monitor Current	I_mon	50	--	1500	μA	V_R=5 V,
Monitor Dark Current	I_D	--	--	50	nA	V_R=5 V
Thermistor Resistance	RT	9.5	10.0	10.5	KΩ	T=25 °C
Thermistor B-Value		--	3950	--	K	25℃/85℃
Tracking Error	TE	-1.0	--	+1.0	dB	TE=10log(Po(Tc)/Po(25°C)
Polarization extinction ratio（optional）	PER	17	-	-	dB	Slow axis alignment

DWDM Laser Diode

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