1550nm SM VCSEL Laser diode for 4.25Gbps High speed Communication     


The PL-VCSEL-1550-0-A81- CPSA 1550nm VCSEL is a vertical emitting MOVPE grown GaAsP/AlGaAs Single Mode diode laser.. Wavelength tuning can be achieved via laser current and temperature tuning. package with TEC and PD Built in. Our 1550 nm single mode VCSEL is designed for high-speed, high-performance communication applications. 




Product model


Name Model Price
1550nm SM VCSEL Laser diode With TEC   [PDF]  [RFQ]

PL-VCSEL-1550-1-A81-CPSA
Stock NO.: A80041029
[Please inquire]
1550nm SM VCSEL Laser diode Without TEC   [PDF]  [RFQ]

PL-VCSEL-1550-0-A81-CPSA
Stock NO.: A80041030
[Please inquire]


Parameter



Features

● Low dependence of electrical and optical characteristics over temperature

● Data rates from OC-3 to OC-48

● Vertical Cavity Surface-Emitting Laser

● Internal TEC and Thermistor, ESD protection

● Narrow linewidth

● 2 nm tunability with TEC

E/O Characteristics

Condition:TO P = 20°C, IO P = 10.0 mA unless otherwise stated (TO P = chip backside temperature, controlled by the TEC)

Parameters

Symbol

Min

Typ

Max

Unit

Remark

Emission Wavelength

λR

1530-1570nm

Threshold current

ITH


2


mA


Output Power

Popt

0.3

0.50.7

mW


Threshold Voltage

UTH


1.8


V


Driving Current

IOP



15

mA

Popt =   0.5mW

Laser voltage

UOP


3


V

Popt =   0.5 mW

Electro optic conversion rate

ηWP


12


%

Popt =   0.5 mW

Slope efficiency

ηS


0.3


W/A


Rise and Fall time

Tr /Tf


90/120


Psec


Differential series resistance

RS


100

200

Ω

Popt =   0.5 mW

3dB bandwidth

ν3dB

0.10



GHz

Popt =   0.5 mW

Due to   ESD protection diode

Relative intensity noise

RIN


-130

-120

dB/Hz

Popt =   0.3 mW @ 1 GHz

Wavelength tuning over current



0.6


nm/mA


Wavelength tuning over temperature



0.06


nm/K


Thermal resistance (VCSEL chip)

Rthermal

3


5

K/mW


Side mode supression


35



dB

I  =   2 mA

Beam divergence

θ

10


25

°

Popt =   0.5mW, full   width 1/e2

Spectral Width



100


MHz

Popt =   0.5 mW


Tec Characteristics

Unit

Min

Typ

Max

Remark

Tec Current

mA

-150(Heating)


+300(Cooling)

Proper Heart Sink   Required

NTC Thermistor Resistance

9.5

10.0

10.5

T=25@10 KΩ

NTC Thermistor Resistance

10/exp{3892-(1/289K-I/TOP)}


Spectrum

1544.jpg

L-I Curve(T@25°C)

1550F2.png

Temperature / wavelength tuning over TEC current*

1550F3.png

Package Size


fc77896d57e397eeb4d23152d8dedc00.jpg

p1.png

TO package Bottom side View (Unit in mm)

Pin definition

p2.png


PIN#

Function

PIN#

Function

1

Thermoelectric Cooler (-)

5

Thermoelectric Cooler (+)

2

Thermistor

6

Thermistor

3

N/C

7

PD Monitor Cathode (+)

4

VCSEL Cathode (–)/PD Monitor Anode (-)

8

VCSEL Anode (+)



Absolute Maximum Ratings

Item

Unit

Min

Typ

Max

Store Temperature

 

-40

25

125

Chip Temperature

+10

25

40

Operating Current

mA

0

3.0

15.0

Forward Voltage

V

0.8

1.2

1.8

TEC Current

mA

-150

-

+300

Soldering Temperature*

100

130

260

Electrical Power Dissipation

mw

-

-

5

(*TEC temperature must be below 150°C)

Application

● Access network for long distance

● Local area network

● Gigabit Ethernet

Ordering Info

PL-VCSEL-□□□□-☆-A8▽-XXXX

□□□□:Wavelength

0760:760nm

0850-850nm

*****

1550:1550nm

☆ :TEC

0:Without TEC

1:With TEC

▽:Wavelength Tolerance

1:±0.5nm

2:±1.5nm

XXXX: Fiber and Connector Type

FS=Free Space

BFSA=Butterfly Package with SMF-28E+ FC/APC

CPSA=Coaxial Package with SMF-28E+ FC/APC

BFSP=Butterfly Package with SMF-28E+ FC/PC

CPSP=Coaxial Package with SMF-28E+ FC/PC

BFPP=PM Fiber+ FC/PC

BFPA=PM Fiber+ FC/APC



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