• Low insertion loss.
  • Low PDL.
  • Excellent uniformity.
  • High directivity.
  • Variety of coupling ratios.
  • Wide wavelength range.
  • Environmentally stable and reliable.
  • Telecommunications.
  • Fiber to the home.
  • Test equipments.
  • CATV.
  • Subscriber Loop.
  • Optical fiber sensors.
Fiber Optic Communications, Inc.
Tel : +886-2-2914-8137
Fax: +886-2-2914-8038
sales3a@triplea.com.tw
The performance of the couplers/splitters has been carefully designed to meet the toughest Bellcore standards
TA-NWT-001221
  • Optical Characteristics
  • Vibration Test
  • Thermal Cycling
  • Impact Resistance
  • Salt Spray Erosion
  • Thermal Aging
  • Humidity Resistance
  • Others
* High Temperature Storage Test................... 80¢J for 5,000 hours
* Low Temperature Storage Test.................... -40¢J for 5,000 hours
* Damp Heat Test......................................... 75¢J/ 95% RH for 5,000 hours
* Thermal Cycling Test.................................. -40¢J/75¢J for 500 cycles
* Fiber Pulling Test....................................... 0.23kg for 250um fiber and 900um
loose tube 1.36kg for jacketed cable
* Water Immersion Test................................ 43¢J, pH = 5.5 168 hours
* Vibration Test............................................ 10 ~ 2,000Hz random, 20G, 3 axis
* Impact Test............................................... 8 drops, 1.8meters high
* Fiber Torsion Test...................................... 180¢X twist, both directions, 5N force
Specifications:
Parameter A Grade B Grade C Grade
Operation Wavelength (nm) 1310(¡Ó40), 1550(¡Ó40)
Typical Excess Loss (dB) 0.1 0.3 0.5
Uniformity ¡Ø0.6 ¡Ø1 ¡Ø1.5
Polarization Stability (dB) ¡Ó0.1 ¡Ó0.15 ¡Ó0.2
Directivity (dB) >55
Operation Temperature (¢J) -40 to +70
Temperature Coefficient (dB/¢J) < 0.002
Storage Temperature (¢J) -50 to +85
Package Dimensions (mm) Coated fiber: 3.0 (¡í) x 54 (L)
Loose tube: 3.5 (¡í ) x 65 (L)
PVC: 95(L)x 11(W)x 9.5(H)
Coupling Ratio/Maximal Insertion Loss Chart:
Desired Splitting Ratio
A Grade
B Grade
C Grade
50/50 3.4/3.4 3.7/3.7 4.0/4.0
40/60 4.4/2.5 4.8/2.8 5.6/3.4
30/70 5.6/1.8 6.1/2.0 6.6/2.3
20/80 7.5/1.2 8.0/1.3 8.7/1.7
10/90 10.8/0.6 11.8/0.8 13.0/1.1
5/95 14.6/0.4 18.5/0.5 20.8/0.8
1/99 21.5/0.2 22.0/0.3 23.0/0.6
Ordering Information

Single Mode Single Window Coupler Wide Band 1X2, 2X2, Bandwidth ¡Ó 40nm
3A reserves the right to modify products and specifications without prior notice.