JAN06 (3/6)

Mitsubishi Electric Corporation reserves the right to make changes to the products or information contained herein

without notice. No liability is assumed as a result of their use or application.

MITSUBISHI CONFIDENTIAL

MITSUBISHI (OPTICAL DEVICES)

FU-48SDF-x30M5yF

1.3

μm DFB-LD MODULE WITH SINGLEMODE FIBER PIGTAIL

THERMAL CHARACTERISTICS

(Tld=25

°C,Tc=-20~+65°C)

Limits

Parameter

Symbol

Conditions

Min.

Typ.

Max.

Units

Thermistor resistance

Rth

Tld=25°C

9.5

10

10.5

K

Ω

B constant of

thermistor resistance

B

-

-

3950

-

K

Cooling capacity

ΔT

Tc=65°C

40

-

-

K

Cooler current

Ipe

ΔT=40K

-

0.6

1

A

Cooler voltage

Vpe

ΔT=40K

-

1.2

2

V

OPTICAL FIBER SPECIFICATION

Parameter

Limits

Unit

Type

SM

-

Mode filed diameter

9.5

±1

μm

Cladding diameter

125

±2

μm

Jacket diameter

900 typ.

μm

Connector type

Pigtail without fiber, SC/PC, SC/APC, FC/APC

Please see ' FC/APC connector specification'

-

Fiber pintail length

Lfiber = 1000+200/-0

(Lfiber is defined in the outline drawing.)

mm

SC/PC

: 50dB min

-

Optical return loss to connector

SC/APC and FC/APC

: 60dB min

-

FC/APC CONNECTOR SPECIFICATION

(1) FC/APC CONNECTOR PARTS

Part

Maker

Part No.

FC connector

PF11A

Ferrule

SEIKOH

GIKEN

FF3A

(2) FERRULE ENDFACE GEOMETRY

Reference

Dimensions

EB

8°

EO

50

μmMAX

rEP

5~12mm

EQ

±0.1

μm