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 1x2, 2x2 4.9 dB 4.6 dB Directivity TDL Operating & Storage Temperature Light Duty ( B ) Package Dimensions Medium Duty ( L ) (dimensions in mm) Heavy Duty ( K, R ) 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( ) x55.0(L) 3.0( ) x60.0(L) 3.0( ) x 60.0(L) 3.0( ) x 60.0(L) 5.0( ) x 60.0(L) 3.0( )x60.0(L) 100 x 12 x 8 100 x 12 x 8 100 x 12 x 8 135 x 100 x 10 100 x 12 x 8 95 X 75 X 6 95 X 75 X 6 130 X 100 X 6 130 X 100 X 8.5 Tap Couplers Maximum Insertion Loss Coupling Ratio 50/125 m 62.5/125 m 100/140 m & 105/125 m 60/40 4.5/6.5 dB 3.6/5.8 dB 3.0/5.0 dB 70/30 3.9/8.0 dB 3.0/7.0 dB 2.3/6.3 dB 80/20 3.2/10.0 dB 2.4/9.0 dB 1.7/8.3 dB 90/10 2.7/13.5 dB 1.9/12.5 dB 1.2/12.0 dB 95/5 2.4/17.0 dB 1.5/16.5 dB 1.0/16.0 dB 99/1 1.4/22.0 dB 1.1/22.0 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- -APort 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 www.lighteltech.com 2210 Lind Ave SW, Suite 100 Renton, WA 98057 USA (425) 277-8000 ph. (425) 277-5280 Fax - - Coupling Ratio Fiber Type xy % : xy % 1: 50/125 m EVEN: even split 2: 62.5/125 m 3: 100/140 m 4: Special 5: 105/125 m, NA=0.15 6: 105/125 m, NA=0.22 Wavelength A: 630 nm B: 850 nm C: 1060 nm D: 980 nm E: 1310 nm H: 1550 nm All rights Reserved 2009 - - Fiber Length Pigtail Style 1: 1 meter (=Package style) 2: 2 meter B: bare fiber S: Special L: 900 m loose tube K: 2mm cable R: 3mm cable Connector 0: None 1: FC/PC 3: SC/ PC 9: Special C: ST