20G Analog LD

ORI-DFB-1xxxA-20


20G Analog LD

Highlights

● 1270, 1290, 1310, 1330 nm DFB Laser

● 20 GHz RF bandwidth at room temperature

● RIN < 150dB

● SMSR > 50dB @ RT

 

Applications:

Analog transceivers

 

Key parameters:

No.

Parameter

Conditions

Symbol

Min

Typ

Max

Unit

1

Threshold Current

25°C, CW

85°C, CW

Ith

-

10

16

14

20

mA

2

Slope Efficiency

I= Ith+10 mA to Ith+40 mA

25°C, CW

70°C, CW

SE

0.25

0.15

0.30

0.20

-

W/A

3

Optical Output Power

25°C, Ith+40 mA

Po

10

12

-

mW

4

Laser Forward Voltage

25°C, Ith+40 mA

Vf

-

1.5

1.7

V

5

Resistance

25°C, CW, Ith+20 mA

Rs

-

10

15

Ω

6

Center Wavelengths

25°C, CW, If=40mA

λc

λc-1

λc

λc+1

nm

7

Side Mode Suppression ratio

CW, Ith+40 mA

SMSR

45

55

-

dB

8

Modulation Bandwidth

25°C, CW, Ith+40 mA

25°C, CW, Ith+60 mA

BW

16

18

17

20

-

GHz

9

Relative intensity noise

25°C, Ith+40mA

RIN

 

-150

 

dBc/Hz

9

Kink

Range[20,70]mA, CW

 

-

-

20

%

10

Temperature

Dependence of Wavelength

CW

Δλ/ΔT

 

0.09

 

nm/deg

11

20dB Width

CW, Ith+20 mA

Δλ

 

 

1

nm

12

Far Field (Vertical)

Ith+20 mA, CW

θv

 

36

 

deg

13

Far Field (Horizontal)

Ith+20 mA, CW

θh

 

25

 

deg

 

Product Dimensions:

Notes:

A is the pad for LD anode,

B1 and B2 label the laser output facet,

C is the output facet locations,

D is a dummy pad, please ignore it.

 

Performance:

Typical S21 Curve

Typical RIN Curve

Keyword:

20G Analog LD

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