Single Mode Standard Couplers

single mode coupler

Details:

SC-1X2,2X2 Single Mode Standard Couplers

SPECIFICATIONS

Grade

A

Parameter

Operating Wavelength (nm)

1310 or 1550, others on request

Bandwidth (nm)

±20

Excess Loss (dB)

≤ 0.10

Coupling Ratio (%)

50/50

40/60

30/70

20/80

Typ. Insertion Loss (dB)

3.05

4.1/2.3

5.3/1.6

7.1/1.0

Max. Insertion Loss (dB)

3.3

4.4/2.5

5.6/1.8

7.4/1.2

Polarization Dependent Loss (dB)

≤0.10

Thermal Stability (dB/℃)

   ≤0.002   

Return Loss (dB)

  ≥50

Directivity (dB)

1×2

≥50,  ≥60 on request

2×2

   ≥ 65

PACKAGE INFORMATION

Configuration

1×2 or 2×2

 Lead Type

0: 250um bare fiber

1: 900um loose tube

2: 3mm loose cable (or 2mm)

 Package Dimensions (mm)

A:φ3.0×40

A:φ3.0×54  B: 80×16×9

B: 80×16×9  C: 106×79×10

Operating Temperature (℃)

-40 to +85

-20 to +70

-20 to +70