WDM Combo Double Laser Module 1310nm/1490nm or 1310nm/1550nm

Send Message Request a Quote

WDM combo double laser module Series use InGaAsP/InP MQW FP/DFB chip.They have features as follows: low noise,low distortion,high isolation excellent, reliability, high linearity and wide communication band. The laser diode is mounted into a coaxial package with single mode fiber pigtail, FC/UPC output.

WDM Combo Double Laser Module 1310nm/1490nm or 1310nm/1550nm

Features
High-reliability MQW DFB laser chips
Built-in InGaAsp monitor PD
Low noise, low distortion Low threshold current
Integrated Optical Isolator
Coaxial Pigtail Package

Applications

Light source

Absolute Maximum Ratings

Parameter	Symbol	Min.	Type.	Max.	Unit
Reverse voltage(LD)	Vrl	-	-	2	V
Forward Current (LD)	LfL	-	-	150	mA
Reverse voltage (monitor)	Vrl	-	-	15	V
Reverse Current (monitor)	Lrp	-	-	2	mA
Soldering Temperature(	Stemp	-	-	260	℃
Storage Temperature	Tstg	-40	-	85	℃
Operating Temperature	Top	-20	-	80	℃

Electrical and optical characteristics

Parameter	Symbol	Min.	Typical	Max.	Unit	Notes
1310nm FP Laser
Output Power	Po	1	2	-	mW	CW,If=Ith+20mA
Slope Efficiency	SE	0.05	-	-	mW/mA	-
Threshold Current	Ith	-	10	15	mA	CW
Opersting Current	If	-	30	40	mA	CW
Opersting Voltage	Vf	-	1.2	1.5	V	CW
Monitor Current	Im	100	-	900	uA	Vrd=5V, If=Ith+20mA
Monitor Dark Current	Id	-	0.5	1	nA	Vrd=5V
Cent Wavelength	λc	1300	1310	1320	nm	CW, If=Ith+20mA
Spectral Width	Δλ	-	-	4	nm	-3dB
Spectral Shift	Δλ/ΔT	-	-	0.1	nm/℃	CW, If=Ith+20mA
Tracking Error	TE	-1.5	-	1.5	dB	Im=const, TE=10log(P/2.0)
Return Loss	ER	40	45	-	dB	CW
Isolation	ISO	30	35	-	dB	Single Stage
1490nm DFB Laser
Output Power	Po	1	2	-	mW	CW,If=Ith+20mA
Slope Efficiency	SE	0.05	-	-	mW/mA	-
Threshold Current	Ith	-	10	15	mA	CW
Opersting Current	If	-	30	40	mA	CW
Opersting Voltage	Vf	-	1.2	1.5	V	CW
Monitor Current	Im	100	-	900	uA	Vrd=5V, If=Ith+20mA
Monitor Dark Current	Id	-	0.5	1	nA	Vrd=5V
Cent Wavelength	λc	1480	1490	1550	nm	CW, If=Ith+20mA
Spectral Width	Δλ	-	0.2	1	nm	-20dB
Side-Mode Suppression Ratio	SMSR	35	-	-	dB	Po=2mW,
Spectral Shift	Δλ/ΔT	-	-	0.1	nm/℃	CW, If=Ith+20mA
Tracking Error	TE	-1.5	-	1.5	dB	Im=const, TE=10log(P/2.0)
Return Loss	ER	40	45	-	dB	CW
Isolation	ISO	30	35	-	dB	Single Stage
1550nm FP Laser
Output Power	Po	1	2	-	mW	CW,If=Ith+20mA
Slope Efficiency	SE	0.05	-	-	mW/mA	-
Threshold Current	Ith	-	10	15	mA	CW
Opersting Current	If	-	30	40	mA	CW
Opersting Voltage	Vf	-	1.2	1.5	V	CW
Monitor Current	Im	100	-	900	uA	Vrd=5V, If=Ith+20mA
Monitor Dark Current	Id	-	0.5	1	nA	Vrd=5V
Cent Wavelength	λc	1540	1550	1560	nm	CW, If=Ith+20mA
Spectral Width	Δλ	-	-	4	nm	-3dB
Spectral Shift	Δλ/ΔT	-	-	0.1	nm/℃	CW, If=Ith+20mA
Tracking Error	TE	-1.5	-	1.5	dB	Im=const, TE=10log(P/2.0)
Return Loss	ER	40	45	-	dB	CW
Isolation	ISO	30	35	-	dB	Single Stage

Pin Assignment

Dimensions

Scan QR to Read
Links：https://www.globefindpro.com/products/14481.html