Annex
ROF-PM series 780nm lithium niobate electro-optic phase modulator adopts advanced proton exchange technology, with low insertion loss, high modulation bandwidth, low half-wave voltage other characteristics, mainly used in space optical communication system, cesium atomic time reference, spectrum broadening, interferometry, and other fields.
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Features
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l High modulating bandwidth
l Low half-wave voltage
l Low insertion loss
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Applications |
l Space optical communication system
l Cesium atomic time reference
l The spectral broadening
l interferometry
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Performance parameter
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Parameter |
Symbol |
Min |
Typ |
Max |
Unit |
|
|
Optical parameters |
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Operating wavelength |
l |
760 |
780 |
800 |
nm |
|
|
Insertion loss |
IL |
- |
2.8 |
3 |
dB |
|
|
Optical return loss |
ORL |
- |
- |
-45 |
dB |
|
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Optical fiber |
Input port |
|
PM 780 Panda fiber |
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|
output port |
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PM 780 Panda fiber |
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Optical fiber interface |
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FC/PC、FC/APC Or user to specify |
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Electrical parameters |
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Operating bandwidth (-3db) |
S21 |
|
10 |
12 |
GHz |
|
|
Bandwidth fluctuation |
DS21 |
- |
0.5 |
1 |
dB |
|
|
RF half wave voltage Vpi |
Vπ@50KHz |
|
2.0 |
2.5 |
V |
|
|
Electric return loss |
S11 |
|
-12 |
-10 |
dB |
|
|
RF terminal input impedance |
ZRF |
50 |
W |
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Electrical interface |
|
K(f) |
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Limit Conditions
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|
Parameter |
Symbol |
Min |
Typ |
Max |
Unit |
|
Input optical power@780nm |
Pin,Max |
mW |
|
|
5 |
|
Input RF power |
|
dBm |
|
|
28 |
|
Operating temperature |
Top |
ºC |
-10 |
|
60 |
|
Storage temperature |
Tst |
ºC |
-40 |
|
85 |
|
Humidity |
RH |
% |
5 |
|
90 |
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Characteristic curve
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Mechanical Diagram(mm)
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Order information
|
|
ROF |
PM |
07 |
XX |
XX |
XX |
|
|
Modulator type： PM---Phase modulator |
Working wavelength： 07---780nm |
Operating bandwidth： 10G---10GHz
|
Optical fiber： PP---PMF/PMF |
Facet： FA---FC/APC FP---FC/PC SP---User's customization |
*please contact our sales if you have special requirements.
