PM Coupler

MultiMode Fiber Coupler

 

Multimode fiber couplers are used for multimode fiber LAN systems. DK Photonics builds these Multimode fiber couplers with low insertion loss, high reliability.

The products are Telcordia GR-1221/1209-CORE qualified, and RoHS compliant.

Name:
Multi Mode Fiber Coupler
Price:As low as

 

Features

Applications

 

·         Low excess loss

·         Various coupling ratio

·         Compact size

·         Local area networks

·         CATV systems

·         Subscriber loop

·         Fiber Optic instruments

·         Fiber sensors

 

 Performance Specifications

Parameter

Specification

Type

Multimode Standard Fiber Couplers

Central Wavelength (nm)

850 or 1310 or 1550

Grade

P

A

Coupling Ratio (%)

50/50

50/50

Excess Loss (Typical )(dB)

0.5 (0.8)*

0.7 (1.0)*

Maximum Insertion loss (dB)

3.5 (4.0)*

3.7 (4.2)*

Uniformity (Max.) (dB)

0.6

0.8

Directivity (Min.) (dB)

35

Operating Temperature( ° C)

-20 ~ +70(-40 ~ +85 available upon request)

Fiber Type

Corning multimode 50/125, 62.5/125, 100/140 fiber

Fiber Pigtail Length (m)

1m or custom length

Port Configuration

1x2 or 2x2

Dimensions (mm)

Package A, B, C

 

Parameter

Specification

Type

Multimode Tree/Star Couplers

Central Wavelength (nm)

850 or 1310

Configuration Type

n x 4 (n=1,2,4,)

n x 8 (n =1,2,8)

n x 16 (n =1,2,16)

Maximum Insertion loss (dB)

7.0/7.6*

10.5/11.0*

14.0/15.0*

Directivity (Min.) (dB)

40

Operating Temperature( ° C)

-20 ~ +70(-40 ~ +85 available upon request)

Fiber Type

Corning multimode 50/125, 62.5/125, 100/140 fiber

Fiber Pigtail Length (m)

1m or custom length

Dimensions (mm)

Package D

Package D

Package E

*For 50/125 um, 62.5/125 um fiber operating is at 850nm.

**Measured under the stable mode condition with LED light source (CPR < 12).

Note: All values referenced are without connector.

 

Package Information

Package Type

A

B

C

D

E

Fiber Diameter

250μm bare fiber

900μm loose tube

900μm/2mm/3mm loose tube

900μm/2mm/3mm loose tube

900μm/2mm/3mm loose tube

Dimensions (mm)

Ф3.0×54

Ф3.0×60

90×20×9.5

100×810.5

120×818

 

Order information

FBT-M-①-②②-③③-④④④④-⑤-⑥-⑦⑦-⑧⑧-⑨⑨

Grade

Wavelength

Coupling Ratio (dB)

Port

Package

Fiber Type

Fiber Diameter

Fiber Length

Connector

P: P Grade

A:A Grade

85:850nm

13:1310nm

15:1550nm

83:850nm/1310nm

50:50/50

40:40/60

30:30/70

20:20/80

10:10/90

05:5/95

03:3/97

02:2/98

01:1/99

AV:Tree Coupler

XX: Others

0102:1x2

0202:2x2

0103:1x3

0303:3x3

0104:1x4

0116:1x16

1616:16x16

A:Package A

B:Package B

C:Package C

E:Package E

E:Package E

1:50/125um

2:62.5/125

3:100/140um

X: Others

25:250um

90:900um

20:2.0mm

30:3.0mm

XX: Others

05:0.5m

10:1.0m

15:1.5m

XX:Others

00:None

FP: FC/PC

FA: FC/APC

SP: SC/PC

SA: SC/APC

LP: LC/PC

LA: LC/APC

ST: ST/PC

XX: Others