20G Analog LD
ORI-DFB-1xxxA-20
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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