High Power 1550nm DFB Pigtailed Laser Diode For Digital Optical Transmission 1550nm high power laser diode manufacturer from China Wuhan Shengshi Optical Technology Co., Ltd

High Power 1550nm DFB Pigtailed Laser Diode For Digital Optical Transmission

Place of Origin:

Zhejiang, China (Mainland)


	Add to My Favorites
HiSupplier Escrow	Share \|

Product Detail

Model No.: 1550nm high power laser dio...

1550nm DFB high power laser diode for CATV, other analog or digital optical transmission

<

1550nm DFB high power laser diode for CATV, other analog or digital optical transmission

1550nm DFB Pigtailed Components(high power)

Features

1. Built - in optical isolator

2. Low capacitance and low dark current

3. High stability of DFB lasers die

4. Low threshold current , low operating current

5. Integrated high isolation , low insertion loss

Applications

CATV Reverse Transmission

Other Analog or Digital Optical Transmission

Optical & Electrical Characteristics

Parameter	Symbol	Min.	Typ.	Max.	Unit	Test Condition
Rated Power	Po	6	8	10	mW	Ith+40mA
Slope Efficiency	SE		0.15	0.2	mW/mA
Threshold Current	Ith		10	15	mA	-
Operating Current	Iop		50	70	mA
Forward Voltage Drop	Vop	-	1.0	1.2	V	CW, Ith+40mA
Cent Wavelength	λc	1540	1550	1560	nm	-
Spectrum Width(-3dB)	Δλ	-	0.5	1	nm	Ith+40mA
Side-mode Suppression Ratio	SMSR	35		-	dB	-
Bandwidth	Bw		2.5		GHz
Monitor Current	Im	100		1200	uA	CW, Ith+40mA
Dark Current of Monitor	Id	-	-	100	nA	5V
Optical Isolation(Single stage)	ISO	35	40	-	dB
Optical Isolation(Double stage)	ISO	45	50	-	dB
Return loss	RL			-45	dB
Analog Characteristic index
Relative Intensity Noise	RIN	-	-155	-150	dB/Hz	-
RF Bandpass Flatness	BF		±1.5		dB
Third-order Distortion	IMD3	-	-55	-	dBc
Carrier Noise Ratio	CNR	51	-	-	dB	Note 1
Composite Second Order	CSO	-	-	-57	dBc
Composite Triple Beat	CTB	-	-	-65	dBc

Note 1: If=Iop, Optical Modulation, Index=3.2%/channel (minimum), 60 PAL-D unmodulated carries (47 to 550MHz), 10km singlemode fiber, -1dBm received power, Receiver responsivity=0.85A/W.

If=Iop, Optical Modulation Index=3.2%/channel (minimum), CNR, CSO, CTB tested value at worst case over all test frequencies. NTSC 120ch., 10km singlemode fiber, -1dBm received power, Receiverresponsivity=0.85A/W