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Variable Optical Attenuator
Variable Optical Attenuator

MEMS Variable Optical Attenuator VOA

Product Features


  • Low insertion loss
  • Low polarization dependent
  • Compact size
  • Available in both normally open and normally closed states
  • Excellent reliability



Product Application


  • Power Management
  • Receiver protective
  • Channel Balance
  • Instrumentation



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  • Product Detail

MEMS Variable Optical Attenuator (Mems VOAs)


Mirror MEMS attenuators (MEMS VOAs) are based on a micro-electro-mechanical system (MEMS) technology. The MEMS attenuators design achieves highly repeatable optical attenuation over C and/or L band through an electrically movable mirror on silicon.


Specifications


Parameters

Unit

Specifications

Wavelength Range

nm

850±40 / 1310±40

TestWavelength

nm

850 /1310

Attenuation Type

 

Bright / Dark

Insertion Loss 1, 2

dB

≤ 1.2

Attenuation Range3

dB

20/30/40

Attenuation Resolution

dB

Continuous

Return Loss

dB

≥ 30

TDL

dB

@0~10dB≤1.0

@10~20dB≤ 2.0

Repeatability 

dB

≤ 0.1

Operating Voltage

V

≤ 9

Durability

Cycles

≥ 109

Response Time

ms

≤ 5

Optical Power

mW

≤ 500

Operating Temperature

℃

-5~ +75

Storage Temperature

℃

-40 ~ +85

Relative Humidity

%

5 ~ 95

Dimension

mm

（Φ）5.5x（L）19±0.2

Note:   


  1. Room temperature，Excluding connectors, add 0.2dB one pair connectors.
  2.  For dark type, the voltage is 9V with 0dB attenuation.
  3. The voltage is 9v for the attenuation arrange.


 

MECHANICAL DRAWINGS

MEMS Variable Optical Attenuator (Mems VOAs)


MEMS Variable Optical Attenuator (Mems VOAs)


Ordering Information

FW-MM VOA-A-B-C-D-E-F

A

B

C

D

E

F

Attenuation w/o voltage

Fiber Type

TestWavelength

Tube Type

Fiber Length

Connector

BR：

Bright

DK：

Dark

M5：

MM, 50/125

M6：

MM, 62.5/125

X：

Others

850：

850nm

1310：

1310nm

X：

Others

25：

250um

90：

900um

X：

Others

05：

0.5m±5cm

10：

1.0m±5cm

X：

Others

OO：None

FP：FC/PC

FA：FC/APC

SP：SC/PC

SA：SC/APC

LP：LC/PC

LA：LC/APC

X：Others

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