MITSUBISHI (OPTICAL DEVICES)

FU-68PDF-V510MxxxB

1.58

µm (L-Band) DFB-LD MODULE WITH POLARIZATION MAINTAINING FIBER PIGTAIL

(WAVELENGTH SELECTED, BIAS CIRCUIT INTEGRATED, DIGITAL APPLICATION)

THERMAL CHARACTERISTICS (Tld=Tset, Tc=-20~70°C)

Parameter

Symbol

Test Conditions

Limits

Unit

Min.

Typ.

Max.

Thermistor resistance

Rth

Tld=25

°C

9.5

10

10.5

k

Ω

B constant of Rth

B

-

-

3950

-

K

Cooling capacity

∆T

Pf=10mW, Tc=70

°C

50

-

-

°C

Cooler current

Ipe

Pf=10mW, Tc=70

°C,

Tld=Tset

-

0.6

1

A

Cooler voltage

Vpe

Pf=10mW, Tc=70

°C,

Tld=Tset

-

1.2

2

V

FIBER PIGTAIL SPECIFICATIONS

Parameter

Limits

Unit

Type

PM (Note 3)

-

Mode field diameter

11+/-1

µm

Cladding diameter

125+/-3

µm

Secondary coating outer diameter

0.9+/-0.1

mm

Polarization axis

slow axis

-

Connector

FC/PC

-

Optical return loss of connector

40 (min)

dB

Note 3) PMF - Sumitomo Panda fiber (PM-155)

DOCUMENTATION (Tld=Tset)

Note 4) Tset is attached as a reference data. Rth should be used in order to tune the wavelength to the specified

value accurately.