偏振不敏感光环行器(3 & 4端口)

光环行器通过一系列端口只向一个方向发送光。进入端口1的光必须进入端口2，从端口2进入的光必须进入端口3，依此类推。

特性

低插入损耗
宽带，高隔离
低PDL
紧凑直列封装
高稳定性和可靠性
无环氧光路

应用程序

光放大器
城域网
波长添加/删除
色散补偿
双向的沟通

产品规格

Parameter	Unit	Specifications
Number of Ports		3			4
Operating Wavelength	nm	1310, 1550, or 1585		1650	1310 or 1550
Bandwidth	nm	± 30		± 25	± 30
Grade		P	A	P	p	A
Typical Peak Isolation	dB	50
Minimum Isolation*	dB	≥40@±30nm ≥32@±50nm	≥40@±30nm ≥32@±50nm	≥32	≥ 40	≥ 40
Configuration		P1 – P2 and P2- P3			P1 – P2, P2 – P3 and P3 – P4
Insertion Loss	dB	Typ.: 0.6 Max.: ≤0.8	Typ.: 0.8 Max.: ≤1.0	Typ.: 1.0 Max.: ≤1.5	Typ.: 0.8 Max.: ≤1.0	Typ.: 1.0 Max.: ≤1.2
Return Loss (In/Out) (Min)	dB	≥ 50		≥ 40	≥ 50
Polarization Dependent Loss (PDL)	dB	≤ 0.15		≤ 0.25*	≤ 0.15
Polarization Mode Dispersion (PMD)	ps	≤ 0.10		≤ 0.20	≤ 0.10
Channel Crosstalk	dB	≥ 50		≥ 45	≥ 50
Optical Power	mW	≤ 300
Operating Temperature	°C	0 to +70
Storage Temperature	°C	– 40 to +85
Package Dimensions	mm	A=Ø 5.5 x L63 M=Ø 5.5 x L50			A=Ø 5.5 x L68 (250um fiber) Ø 5.5 x L72 (900um fiber)

Note:

* Measured at 23°C
IL is 0.3 dB higher and RL is 5 dB lower for each connector added.

All values referenced are without connector.

美国AC Photonics Inc. 光环行器 1310 ~ 1600nm SM环行器偏振不敏感光环行器(3 & 4端口)