Attenuation Type：Dark or Bright
Attenuation Range：≥ 40 dB
Fiber Type：PM 1310nm, PM 1550nm
Dimension：（Φ）5.5x（L）20mm
GLSUN's Polarization Maintaining (PM) MEMS VOA is a type of optical attenuator that combines Micro-Electro-Mechanical Systems (MEMS) technology with polarization-maintaining (PM) fiber technology. PM MEMS VOAs are essential components in modern optical communication systems, enabling precise control of light intensity and polarization, which is critical for high-performance and reliable optical networks.
Features
·Low Insertion Loss
·High Attenuation Range
·Low PDL, WDL
·Low Power Consumption
Applications
·Power management
·Receiver Protective
·Channel Balance
|
Parameters |
Unit |
SUN-PM-VOA |
|
Attenuation Type |
|
Bright / Dark |
|
Test Wavelength |
nm |
1310 or 1550 |
|
Insertion Loss 1 |
dB |
≤ 0.8 |
|
Return Loss |
dB |
≥ 45 |
|
Attenuation Range |
dB |
≥ 40 |
|
Attenuation Resolution |
dB |
Continuous |
|
WDL2 |
dB |
@0dB ≤0.2 |
|
@20dB ≤ 1.5 |
||
|
TDL |
dB |
@10dB ≤1.0 |
|
@20dB ≤ 2.0 |
||
|
ER |
dB |
≥ 18 |
|
Repeatability |
dB |
≤ 0.1 |
|
Operating Voltage |
V |
≤ 8 |
|
Optical Power3 |
mW |
≤ 500 |
|
Durability |
Cycles |
≥ 109 |
|
Response Time |
ms |
≤ 5 |
|
Operating Temperature |
℃ |
-5 ~ +70 |
|
Storage Temperature |
℃ |
-40 ~ +85 |
|
Relative Humidity |
% |
5 ~ 95 |
|
Dimension |
mm |
（Φ）5.5x（L）20 |
|
Note: 1 Room temperature，Excluding connectors, add 0.2dB for one pair connectors. 2 1310 ±30nm or 1550 ±30nm. 3 High power(≤2.5W) version available. |
||
SUN-PM-VOA-A-B-C-D-E-F
|
A |
B |
C |
D |
E |
F |
|
Attenuation Type |
Test Wavelength |
Fiber Type |
Tube Type |
Fiber Length |
Connector |
|
BR： Bright DK： Dark |
1310： 1310nm 1550： 1550nm X： Others |
PM13： PM1310 PM1550： PM1550 X： Others |
25： 250um 90： 900um X： Others |
05： 0.5m±5cm 10： 1.0m±5cm X： Others |
OO： None FA： FC/APC（Align to slow axis） X： Others |
