Parameter

Symbol

Min

Typical

Max

Unit

Notes

1550nm DFB Laser

Output Power

Po

2

2.8

mW

CW,If=Ith+20mA

Slope Efficiency

SE

0.1

0.14

mW/mA

Threshold Current

Ith

10

15

mA

CW

Opersting Current

If

30

40

mA

CW

Opersting Voltage

Vf

1.2

1.5

V

CW

Monitor Current

Im

100

900

uA

Vrd=5V, If=Ith+20mA

Monitor Dark Current

Id

0.5

1

nA

Vrd=5V

Cent Wavelength

λc

1545

1550

1555

nm

CW, If=Ith+20mA

Spectral Width(RMS)

Δλ

0.2

0.5

nm

-20dB

Spectral Shift

Δλ/ΔT

0.1

nm/ºC

CW, If=Ith+20mA

Side-Mode Suppression Ratio

SMSR

35

dB

P0=2mW,

Tracking Error

TE

-1

1

dB

Im=const, TE=10log(P/2.0)

Return loss

ER

40

45

dB

CW

Modulation Bandwidth

-

3

4

GHz

-3dB

Isolation

ISO

30

35

dB

Single Stage

Relative Intensity Noise

RIN

-155

-150

dB/Hz

CW

RF Bandpass Flatness

BF

-1.5

1.5

dB

IF=Iop;CW;

200MHz-2400MHz

3rd Order Inter-modulation Distortion

IDM3

- 62

-60

dBc

CW

1310nm PIN

Operating Wavelength Rang

λ

1100

1650

nm

Bandwidth

BW

3

4

GHz

-3dB,Vr=12V

Capacitance

C

0.5

0.6

pF

Vr=5V,f=1MHz

Dark Current

ld

0.2

0.5

nA

Responsivity

R

0.85

0.90

A/W

Vr=5V,1310nm

Optical Return Loss

RL

40

45

dB

Supply Voltage

Vr

-12

0

V

CSO

CSO

-72

-70

dBc

CTB

CTB

-82

-80

dBc