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2x2 PM Fused 90/10 coupler for 1550 nm 0.4dB EL ER 20dB corning PM1550 fiber
Main Data:
2x2 PM Fused 90/10 coupler for 1550±20 nm; < 0.4dB excess loss
and 90/10±2.2% splitting ratio,
in the slow axes of PM fibers(slow axis working, fast axis blocked); ER >20dB in 90% port
and ER >16 dB in 10% port; packaged in 3.0mm dia.x 54 mm long SS tube with 1 M long,
900 µm OD jacked 8/125 Corning Panda fiber (corning PM1550 fiber)
and no connector on all ports. ( Grade P)
Parameter
Parameter | Unit | Value | ||||||
Grade | / | P | A | P | A | P | A | |
Center Wavelength | nm | 1310, 1550 | 980, 1030, 1040, 1064 | 780, 850 | ||||
Operating Bandwidth | nm | ±15 | ||||||
Max. Excess Loss | dB | 0.3 | 0.4 | 0.4 | 0.6 | 0.6 | 0.8 | |
Min. Extinction Ratio | dB | 20 | 18 | 20 | 18 | 20 | 18 | |
Min. Directivity | dB | 50 | ||||||
Max. Return Loss | dB | 55 | ||||||
Max. Optical Power (CW) | W | 3 | ||||||
Fiber Type | - | PM Panda Fiber | ||||||
Package Dimension | mm | φ3*54(bare fiber,0.9mm loose tube), 90*20*10(0.9mm/2.0mm/3.0mm loose tube) | ||||||
Operating Temperature | ℃ | -5~+75 | ||||||
Storage Temperature | ℃ | -40~+85 | ||||||
Splitting Ratio Tolerance | Grade P | Grade A | ||||||
Splitting Ratio | 50/50 | % | ±4.8 | ±7.0 | ||||
40/60 | % | ±3.9 | ±5.5 | |||||
30/70 | % | ±2.5 | ±4.0 | |||||
20/80 | % | ±2.3 | ±3.1 | |||||
10/90 | % | ±2.1 | ±2.6 | |||||
5/95 | % | ±1.4 | ±1.5 | |||||
1/99 | % | ±0.5 | ±0.6 |
For device with connector, IL is 0.3dB higher, RL is 5dB lower, ER is 2dB lower.
The default connector key is aligned to slow axis.
Ordering Information
PMFUC-1111-2344-555-678-9999
111 | -Wavelength: | 980=980nm, 1064=1064nm, 1310=1310nm, 1550=1550nm |
2 | -Grade: | P=Grade P, A=Grade A |
3 | -Port Type: | 1=1x2, 2=2x2 |
4 | -Tap Ratio: | 01=1%, 05=05%, 10=10%............., 50=50% |
555 | -Fiber type: | 001=PM1550, 002=PM1310, 003=PM980, 004=Hi1060, 008=SMF-28E |
6 | -Package Dimension: | 0=φ3.0x54mm |
7 | -Pigtail type: | 0=250μm bare fiber, 1=900μm loose tube, 2=2.0mm loose tube, 3=3.0mm loose tube |
8 | -Fiber length: | 0=0.8m,1=1m, 1.1=1.1m |
9 | -Connector type: | 0=FC/UPC,1=FC/APC,2=SC/UPC,3=SC/APC,4=LC/UPC,5=LC/APC, N=no connector |