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4Ports High Power EDFA 1550nm EDFA
4Ports High Power EDFA 1550nm EDFA

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INFORMATION

Application

◆Analog CATV Transmission

        ◆FTTH Optical Access

        ◆Optical Distribution

        ◆Free Space Optical 

        ◆R&D and Training

Feature

◆High PowerUp to 2W total1 Unit for 20004000 optical node

◆Low Noise FigureBelow 5.5dB ( +5dBm input)

◆Er Yb co-doped DCF Amplify TechnologyPatent Pump Dump Technology

◆Low CSO: -70dBc

◆23dBm×N20dBm×N or 17dBm×N output is optional

◆Controllability and maneuverability: Dual CPU to deal Control loop and Communication separately

    ◆High Stability And ReliabilityMTTF150000 Hours

    ◆Redundancy Hot Swap power module: 110/220VAC and 48VDC can plug Mix

    ◆Perfect Network InterfaceEthernet

◆Intelligent Temperature Control System: using a dedicated Temperature control chip which make cooling and power loss reduce 30% than competitors

◆Integrated 1310nm1490nm1550nm WDM (Optional)

OEM, Module is available

Description

The product is high output power C-Band Er-Yb co-doped double cladding optical fiber amplifier. The key components of the product are high reliability multimode PUMP laser and the double cladding optical fiber. A proprietary ATC (Automatic Temperature Control) and APC (Automatic Power Control) circuit insures the high stability and reliability output power, the unique optical circuit design ensures the excellent optical performance. The high stability and high precision MPU system to ensure the control, adjustment and display are intelligent and easy.

This amplifier employ double cladding Erbium Ytterbium co-doped fiber, and employ the high power multimode pump, with a 10 times Conversion efficiency higher than the single mode general technology, and therefore have a lower relative cost and more compact size and lower power consumption, in particular, for FTTH or FTTB or other large distribution system applications.

Employ intelligent temperature control system: (1)Adopt special temperature control circuitheat radiating and power consumption can be reduced 30%, (2)The professional air flow design can also ensure the best temperature stability, at the same time powerful fan will start when the case temperature is over 45℃, meanwhile it will stop as the temperature is under 40℃.The technology makes sure the thermal stability of system and fan’s long life.

Intelligent network management system. Perfectly network interface: Ethernet networkand the open network management interface ensure the connectivity with all other network management system.

These products are widely used in CATV transmission system and the high power distributing system FTTH requirement. It can be used for CATV analog/digital signal distribution, or match with PON system to construction the triple network integration. (Triple wavelength WDM is optional)

                 4Ports  EDFA without WDM


4Ports EDFA with WDM

Block Diagram




Optical characteristics

Parameter

Symbol

MIN

TYP

MAX

UNITS

Operating Wavelength

λc  

1540

1550

1565

nm

Saturated Output Power Note1

Po

13

------

33

dBm

Input Power

Pi

0

------

+10

dBm

Gain          

G

------

------

30

dB

Noise Figure        Note2

NF

------

------

5.5

dB

Output Power Stability

ΔPo

-----

±0.05

±0.2

dB

Input Isolator

ISOi

30

-------

------

dB

Output Isolator

ISOo

30

-------

------

dB

Input Pump Leakage

PLi

-------

-------

-35

dBm

Output Pump Leakage

PLo

-------

-------

-45

dBm

Return Loss

RL

-------

-------

-45

dB

Polarization Dependent Gain

PDG

------

-------

0.3

dB

Polarization Mode Dispersion

PMD

------

-------

0.5

ps

Note 1Optional

Note 2Tested at +5dBm Input


Environmental characteristics

Parameter

Symbol

MIN

TYP

MAX

UNITS

Operating Temperature

Tw

-5

-----

60

Storage Temperature

Ts

-40

-----

80

Humidity   Note

------

10

------

90

%

   Note: No Condensate


Electrical Characteristics

Parameter

Symbol

MIN

TYP

MAX

UNITS

Power Supply1

Vps

170

 

264

VAC

Power consumption

P

-----

-----

50

W

     1: 110VAC220VAC and -48VDC is optional, and duplicate supply is optional.

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Ordering information


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