Key Features

Applications

Excellent reliability

High performance gas sensing

Mode-Hop free tuning >2nm

Seed Laser

Integrated optical isolator

Narrow linewidth <2MHz

PARAMETER

SYMBOL

MIN

TYP

MAX

UNIT

LASER DIODE

Output Power in Fibre

P_f

1.5

1.75

2

mW

Centre Wavelength

λcen

1950

2001

2150

nm

Threshold Current

Ith

-

20

40

mA

Operating Current

Iop

-

70

120

mA

Forward Voltage

V_f

-

1.3

1.6

V

Side Mode Suppression Ratio

SMSR

30

40

-

dB

Temperature Tuning Coefficient

-

0.1

-

nm/K

Current Tuning Coefficient

-

0.01

-

nm/mA

Quantum Efficiency

η

0.02

0.03

-

mW/mA

Optical Isolation

ISO

40

-

dB

MONITOR DIODE*

Monitor Photo Current

Im

0.2

0.4

0.8

mA

Monitor Operating Voltage

Vm

-

-

5.5

V

Monitor Dark Current (at 5V V_DR)

Imd

-

-

< 0.2

μA

Parameter

Symbol

Ratings

Units

Laser diode reverse voltage

V_R

2

V

Laser diode forward current

I_F

120

mA

Photodiode reverse voltage

VDR

20

V

Peltier current

I_P

1.2

A

Operating case temperature

Tcase

-20 to 65

°C

Storage temperature

Tstg

-40 to 85

°C