SENKO C-20 User Manual download pdf (Page 7)

FUSED PRODUCTS

Fused Products

SingleModeFiberCouPler

1X4

• Single Fusion Compact

Package

• High Stable & Reliable

• Perfect Performance

• RoHS Compliant

FEATURES

APPLICATIONS

• Telecommunications

• Network Monitoring

• FTTX

PARAMETERS VALUES UNIT

Type

1x4

Coupling Ratio

25/25/25/25

Insertion loss Max.

1,2

See below Table

Uniformity Max.

See below Table

Return loss Min.

55 dB

Directivity Min.

55 dB

PDL Max.

See below Table

WDL Max.

See below Table

TDL at -5~70c Max.

0.3 dB

Housing dimension

250

µm ber:3.0(

)x54(L)

900

µm ber:4.0(

)x65(L)

2mm/3mm tube , ABS box: 100(L)x80(W)x10(H)

Fiber Type

SMF-28e 250µm bare ber or with 900µm loose tube or with 2/3mm cable

Operating temperature

-40~+85 °C

Storage temperature

-40~+85 °C

Note:

1. The performance are not

including the Connectors.

2. IL are worst case

including PDL, TDL, and

WDL.

3. WDL means IL change

over Single wavelength

band, only for each

window band, not

including water peak

band.

SENKO’s Single Mode Fiber Couplers are highly stable for multi-port optical signal splitting with low insertion

loss. All devices are qualied according to industry standard test procedures .

IL 



TYP. / MAX.

PDL 



MAX.

UNIFORMITY



 MAX.

WDL



MAX.

3 Wavelength Band (1310/ 1550 ±40 and 1490 ±10 nm)

6.8 / 7.5 0.30 1.7 0.6

Dual Wavelength Band (1310/1550 ±40 nm)

6.6 / 7.4 0.25 1.6 0.4

Single Wavelength Band (1310 ±40 or 1550 ±40 nm)

6.5 / 7.2 0.2 1.4 0.3

ORDER CODE example:

P D - F C - S M - 4 - D U - 2 5 - 3 - 1 - 1 5

CODE PORT WAVELENGTH COUPLING RATIO JUMPER TYPE CONNECTOR FIBER LENGTH

PD-FC-SM

4 1X4 31 1310 25 25/25/25/25 b 250µm 0 None 10 1.0m

55 1550 9 900µm 1 SC/UPC 15 1.5m

DU 1310/1550 2 2mm 2 SC/APC

TR 1310/1490/1550 3 3mm 3 FC/UPC

4 FC/APC

5 LC/UPC

6 LC/APC

7 MU/UPC

1 2 3 4 5 6 7 8 9 10 11 12 ... 35 36

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SENKO C-20 User Manual Page 7

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