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  5. C band /L band MEMS Variable Optical Attenuator

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C band /L band MEMS Variable Optical Attenuator

C band /L band MEMS Variable Optical Attenuator

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Description

Key Features: 

● Low Insertion Loss&Low Polarization Dependent Loss 
● Ultra-low Wavelength Dependent Loss 
● Excellent Reliability Performance 

Applications
● Gain control in erbium doped fiber amplifiers (EDFAs) 
● Power equalization in WDM system  
● Receiver protection 
● Transmitter power control 

Compliance

● ROHS 
● GR1221&GR1209 

Specifications 

Parameter

specification

unit

comments

Min

typ.

Max

Attenuation type

Dark or bright

Operation wavelength range

C band 1525-1575nm

L band 1570-1610nm

Insertion Loss

0.6

dB

Excluding connectors

Attenuation range

3

dB

Tuning speed

2

ms

Optical power handling

300

mw

Wavelength dependence

Over C or L bands over operating temperature

At insertion loss(IL)

0.2

dB

At 15 dB

0.4

dB

At 20 dB

0.5

dB

Polarization dependence loss

0 to 10 dB

0.15

dB

10 to 15 dB

0.3

dB

Repeatability

0.1

dB

Return loss

50

dB

Excluding connectors

Drive voltage

6.5 or 18

V DC

Customized available in full dynamic range

Drive power

1.5

mW

Fiber type

9/125/250

Coming SMF-28

Operating temperature

-5

75

℃

Note : Spec can be defined by customer

Outline Drawing76

 

 

 

 

Important Notice

Performance figures, data and any illustrative material provided in this data sheet are typical and must be specifically confirmed in writing by F-tone Networks before they become applicable to any particular order or contract. In accordance with the F-tone Networks policy of continuous improvement specifications may change without notice.

The publication of information in this data sheet does not imply freedom from patent or other protective rights of F-tone Networks or others. Further details are available from any F-tone Networks sales representative.

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