QP-AM 850nm lithium niobate optical intensity modulator uses advanced proton exchange process, which has low insertion loss, high modulation bandwidth, low half-wave voltage and other characteristics, mainly being used for space optical communication system, the cesium atomic time base , pulse generating devices, quantum optics and other fields.
Features:
- Low insertion loss
- Low half-voltage
- High stability
Applications:
- Space optical communication system
- Cesium atomic time base
- Pulse generator
- Quantum Optics
Performance Parameters
|
Parameter |
Symbol |
Min |
Typ |
Max |
Unit |
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Optical parameters |
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|
Operating wavelength |
l |
780 |
850 |
890 |
nm |
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|
Insertion loss |
IL |
|
4 |
5 |
dB |
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|
Optical return loss |
ORL |
|
|
-45 |
dB |
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|
Switch extinction ratio@DC |
ER@DC |
20 |
25 |
|
dB |
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|
Dynamic extinction ratio |
DER |
12 |
13 |
|
dB |
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|
Optical fiber |
input |
|
PM 800 Panda fiber |
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|
output |
|
PM 800 Panda fiber |
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|
Optical fiber |
|
FC/PC、FC/APC or user specified |
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Electrical parameters |
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Operating bandwidth（-3dB） |
S21 |
|
8 |
10 |
GHz |
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|
Bandwidth fluctuation |
DS21 |
|
0.5 |
1 |
dB |
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|
Half-voltage Vpi |
RF |
Vπ@50KHz |
|
5 |
6 |
V |
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|
Bias |
Vπ@Bias |
|
5 |
6 |
V |
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|
Electrical return loss |
S11 |
|
-12 |
-10 |
dB |
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|
Input impedance |
RF |
ZRF |
50 |
W |
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|
Bias |
ZBIAS |
1M |
W |
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|
Electrical connector |
|
SMA |
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Limit parameters
|
Parameter |
Symbol |
Unit |
Min |
Typ |
Max |
|
Input optical power |
Pin,Max |
dBm |
|
|
13 |
|
Input RF power |
|
dBm |
|
|
28 |
|
Bias voltage |
Vbias |
V |
-20 |
|
20 |
|
Operating temperature |
Top |
℃ |
-10 |
|
60 |
|
Storage temperature |
Tst |
℃ |
-40 |
|
85 |
|
Humidity |
RH |
% |
5 |
|
90 |
Characteristic curve
Package size(mm)
How To Order
|
QP |
AM |
08 |
XX |
XX |
XX |
|
|
Modulator type ： AM---intensity modulator |
Operating wavelength ： 08---850nm |
Operating bandwidth ： 2.5G---2.5GHz 8G---8GHz 10G---10GHz |
Input/output optical fiber ： PP---PM/PM |
Connector ： FA---FC/APC FP---FC/PC SP---user specified |