FBT COUPLER
Multimode Coupler
(Based on 50/50)
Parameter
Central Wavelength
Configuration
Insertion Loss*
50/125 Fiber
62.5/125, 100/140, 105/125 Fiber
Directivity
TDL
Operating & Storage Temperature
Light Duty ( B )
Package Dimensions
Medium Duty ( L )
(dimensions in mm)
Heavy Duty ( K, R )
1x2, 2x2
≤ 4.9 dB
≤ 4.6 dB
630, 850, 980, 1060, 1310, 1550nm
1x3
1x4
1x8
1x16
≤ 6.7 dB
≤ 7.8 dB
≤ 11.5 dB
≤ 15 dB
≤ 6.4 dB
≤ 7.5 dB
≤ 11 dB
≤ 14.2 dB
≥ 40 dB
≤ 0.2 dB
- 40° C ~ + 85° C
3.0(
Φ
) x55.0(L)
3.0(
Φ
)x60.0(L)
100 x 12 x 8
3.0(
Φ
) x60.0(L) 3.0(
Φ
) x 60.0(L) 3.0(
Φ
) x 60.0(L)
100 x 12 x 8
95 X 75 X 6
100 x 12 x 8
95 X 75 X 6
100 x 12 x 8
130 X 100 X 6
5.0(
Φ
) x 60.0(L)
135 x 100 x 10
130 X 100 X 8.5
Tap Couplers
Maximum Insertion Loss
Coupling
Ratio
60/40
70/30
80/20
90/10
95/5
99/1
50/125 µm
4.5/6.5 dB
3.9/8.0 dB
3.2/10.0 dB
2.7/13.5 dB
2.4/17.0 dB
1.4/22.0 dB
62.5/125 µm
3.6/5.8 dB
3.0/7.0 dB
2.4/9.0 dB
1.9/12.5 dB
1.5/16.5 dB
1.1/22.0 dB
100/140 µm &
105/125 µm
3.0/5.0 dB
2.3/6.3 dB
1.7/8.3 dB
1.2/12.0 dB
1.0/16.0 dB
0.8/22.0 dB
* All data tested under LED direct launching conditions.
Note1: All values specified are without connectors.
Note2: Higher performance specifications available upon request.
M M C-
-A-
Port Number A Grade
12: 1 x 2
22: 2 x 2
13: 1 x 3
14: 1 x 4
18: 1 x 8
116: 1 x 16
-
-
Wavelength
A: 630 nm
B: 850 nm
C: 1060 nm
D: 980 nm
E: 1310 nm
H: 1550 nm
-
-
-
Connector
0: None
1: FC/PC
3: SC/ PC
9: Special
C: ST
Coupling Ratio
Fiber Type
xy % : xy %
1: 50/125 µm
EVEN: even split 2: 62.5/125 µm
3: 100/140 µm
4: Special
5: 105/125 µm, NA=0.15
6: 105/125 µm, NA=0.22
Fiber Length
Pigtail Style
1: 1 meter
(=Package style)
2: 2 meter
B: bare fiber
S: Special
L: 900 µm loose tube
K: 2mm cable
R: 3mm cable
www.lighteltech.com
2210 Lind Ave SW, Suite 100
Renton, WA 98057 USA
(425) 277-8000 ph.
(425) 277-5280 Fax
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PCB Design
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