產品詳情
〖簡介Introduction〗
基于微機電系統（MEMS）的動態可調光衰減器(Dynamic Variable Optical Attenuator——簡稱DVOA)是實現全光網中功率調節的重要元件。 DVOA能夠實現對全光網的全面遠程控制。主要應用在：預置光功率均衡、信道傳輸均衡、光自動增益調節、光接收器的保護等。我公司研發的DVOA產品，采用了MEMS控制芯片及獨特的光學設計，使產品更加小型化，成本更低，并且反應更加迅速，具有更高的穩定性和可靠性，易于制造。
Dynamic Variable Optical Attenuator (DVOA) based on MEMS is an important component for power regulation in all-optical networks. It can realize the full remote control of all optical network. Here are some main applications: preset optical power balancing, channel transmission balancing, optical automatic gain regulation, optical receiver protection, etc. The DVOA product developed by our company adopts MEMS control chip and unique optical design, which makes the product more miniaturized, lower cost, and more rapid response, with higher stability and reliability, and easy to manufacture.
〖特性Features〗
高穩定性
High reliability
高可靠性
High stability
低插入損耗
Low insertion loss
反應迅速
Rapid response
體積小
small volume
〖應用Applications〗
傳輸光功率高
High transmission optical power
光路功率平衡
Optical path power balance
信道傳輸均衡
Channel transmission equalization
光自動增益調節
Optical automatic gain adjustment
光接收機的保護
Optical receiver protection
光路通斷
optical on &off
〖性能指標Specifications〗
|
參數 Parameters |
單位 Unit |
指標 Index |
備注 Notes |
|
波長范圍 Wavelength range |
nm |
1260-1650nm or 980nm/1064nm
1 |
|
|
衰減類型 Attenuation type
Type of attenuation
Type of attenuation
|
|
Normally bright or dark |
|
|
衰減范圍 Attenuation range |
dB |
≥30 |
|
|
最大衰減范圍 Max attenuation range Maximum attenuation range
|
dB |
≥45 |
|
|
插入損耗 Insertion loss |
dB |
≤0.7 (0.5 Typ.) |
不含連接頭損耗 Without the connector loss |
|
衰減類型 Attenuation type |
|
連續 Continue |
|
|
波長相關損耗 WDL |
dB |
≤0.1 |
在0dB測試 0dB test |
|
≤1 |
在20dB測試 20dB test |
||
|
紋波 Ripple wave |
dB |
≤0.05 |
0.4nm 帶寬在20dB測試 0.4nm Broadband is tested at 20dB |
|
偏振相關損耗 PDL |
dB |
≤0.1 |
在0dB測試 0dB test |
|
≤1 |
在20dB測試 20dB test |
||
|
溫度相關損耗 TDL |
dB |
≤0.15 |
在0dB測試比較 0dB test comparison |
|
≤1 |
在20dB測試比較 20dB test comparison |
||
|
回波損耗 Return loss |
dB |
≥55 |
|
|
偏振模色散 PMD |
ps |
≤0.5 |
|
|
響應時間 Respond time |
ms |
≤2 (1 Typ.) |
10-90% 光功率 10-90% optical power |
|
承受光功率optical power resistant ability |
mW |
300 |
|
|
驅動電壓 Driving voltage |
VDC |
6V |
在5.2v 典型是40db Typ. is 40dB at 5.2V Typ. is 40dB at 5.2V |
|
功耗 Power consumption |
mW |
≤2 |
|
|
工作溫度 Operating temperature |
oC |
0 to 70 |
|
|
貯藏溫度 Storage temperature |
oC |
-40 to 85 |
|
〖封裝尺寸及管腳定義 Packaging Dimension and Pin Type〗
〖訂貨信息ordering inbation〗
|
VOA |
端口 Port |
工作波長 Operationwavelength |
光纖類型 Fiber type |
光纖長度 Fiber length |
連接頭 Connector |
|
1=常閉 Normally close
2=常開 Normally open |
0101=1X1
XX=others |
10=1060nm 13=1310nm 15=1550nm 16=1625nm X=others |
1=裸光纖 1=Bare fiber 2=900um光纖 2=900um Optical fiber XX=others |
0=0.5m 1=1m X=others |
0=None 1=FC/APC 2= FC/PC 3=SC/APC 4=SC/PC 5=ST 6=LC XX=others |
