Singlemode Standard Coupler (GK-SMC Series) 1550-1310nm

Parameter

Unit

Value

Center Wavelength (λc)

nm

1310, 1550, or specified

Operating Wavelength

nm

λc ± 20

Coupling Ratio

%

01/99  02/98  03/97  05/95  10/90  15/85 20/80

Max. Insertion Loss

dB

21.4/0.2  18.5/0.25  17.4/0.3  14.5/0.4 10.8/0.65  8.8/0.95  7.5/1.2

Coupling Ratio

%

25/75  30/70  35/65  40/60  45/55  50/50

Max. Insertion Loss

dB

6.5/1.55  5.6/1.8  5/2.25  4.4/2.5   3.85/2.98 3.4

Max. PDL (Tap/Through Port)

dB

0.10

Max. Excess Loss

dB

0.10

Thermal Stability

dB/℃

≤ 0.002 over - 5  ℃ to + 70  ℃

Min. Return Loss

dB

50

Directivity 1 × 2   2 × 2

dB

55  60

Max. Optical Power (CW)

mW

300

Fiber Type

-

SMF-28 Fiber

Operating Temperature

℃

- 5 to + 70

Storage Temperature

℃

- 40 to + 85

¹IL is 0.3 dB higher, RL is 5 dB lower for each connector added.