Fused Wide Band Coupler (FWBC)
Features：
Low insertion loss & Low PDL
High stability and reliability
Application：
Fiber Communication/Access Network
Fiber Sensor
Fiber Laser
Specifications
Parameter
Grade P
Grade A
Operating wavelength (nm)
Typical excess loss (dB)
50/50
1310 +/-40or 1550+/-40 or other
0.07
0.10
≤3.6
≤3.4
40/60
≤4.4/2.6
≤5.7/1.9
≤7.6/1.25
≤11.0/0.65
≤14.2/0.4
≤18.5/0.25
≤4.7/2.8
≤6.0/2.0
≤8.0/1.3
≤11.5/0.8
≤14.8/0.5
≤19.0/0.35
30/70
20/80
Insertion loss (dB)
10/90
5/95
2/98
1/99
≤21.5/0.2
≤0.1
≤22.0/0.3
≤0.15
PDL (dB)
Directivity (dB)
≥55
Operating temperature (℃)
-40 ~ +85
Package Information
Configuration
Fiber length
1x2 or 2x2
1m, others on request
SMF-28e
Fiber Type
900μm/2mm/3mm loose
tube
Pigtail type
250μm bare fiber
φ3.0×L54 orφ3.0×L40
900μm loose tube
φ3.0×L54
Dimensions(mm)
90x20x9.5
Package Dimensions
Ordering Information
Produc
Gra
de
P=
P
A=
A
Wavelength
t
Port
CR
1=1/99
2=2/98
3=3/97
Package
Fiber
0
Pigtail Type
Length
Connector
FWBC 31=1310
55=1550
1=1x2
2=2x2
1=φ3.0×L54
2=φ3.0xL40
3=φ3.0XL60
6=φ4.0×L65
A=90x20x9.5
S=Other
0=S
MF-2
8e
0=250um
bare fiber
1=900um
loose tube
4=RC
80um Bare
fiber.
2=2mm
H=0.5m 0=None
8=0.8m 1=FC/UPC
1=1.0m 2=FC/APC
5=1.5m 3=SC/APC
2=2.0m 4=SC/UPC
S=Othe 5=ST/PC
SS=Other
5=5/95
A=10/90
B=20/80
C=30/70
D=40/60
E=50/50
F=15/85
G=25/75
I=0.1/99.9
S=Other
r
6=LC/PC
7=LC/APC
8=E2000
APC
loose tube
3=3mm
loose tube
S=Others
mar
k
et@acfiber.com