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Help CenterROF-AM-HER High Extinction Ratio of Light Intensity Modulator
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ROF-AM-HER high extinction ratio of light intensity modulator
Product description |
ROF-AM-HER electro-optical intensity modulator with high extinction ratio is based on MZ push-pull structure, having a low half-wave voltage and stable physical and chemical properties. The device has a high DC extinction ratio and high response rate by utilizing special process, so it is widely used in optical pulse generator, laser radar, optical fiber sensing and other fields.
Features |
l Extinction ratio is more than 40dB
l low insertion loss
l high modulation bandwidth
l low half-wave voltage
Applications |
l light pulse generator
l Brillouin sensor system
l laser radar
Performance parameters |
Parameter |
Symbol |
Min |
Typ |
Max |
Unit |
||||
Optical parameters | |||||||||
Operating wavelength |
l |
1525 |
1565 |
nm |
|||||
Insertion loss |
IL |
4 |
5 |
dB |
|||||
Optical return loss |
ORL |
-45 |
dB |
||||||
Switch extinction ratio @DC |
ER@DC |
35 |
50 |
dB |
|||||
Optical fiber |
input port |
Panda PM Fujikura SM 15-P-8/125-UV/UV-400 |
|||||||
output port |
Corning SMF-28 |
||||||||
Optical connector |
FC/PC、FC/APC or user specified |
||||||||
Electrical parameters | |||||||||
Operating bandwidth （-3dB） |
S21 |
10 |
16 |
GHz |
|||||
Half-wave voltage Vpi |
RF |
Vπ@50KHz |
5 |
V |
|||||
Bias |
Vπ@Bias |
7 |
V |
||||||
Electrical return loss |
S11 |
-12 |
-10 |
dB |
|||||
Input impedance |
RF |
ZRF |
42 |
W |
|||||
Bias |
ZBIAS |
10000 |
W |
||||||
Electrical interface |
SMA(f) |
||||||||
|
limit parameters |
Parameter |
Symbol |
Unit |
Min |
Typ |
Max |
Input optical power |
Pin,Max |
dBm |
20 |
||
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 |
S11&S21 curve
|
Dimensions（mm）
|
Ordering information |
rof |
AM |
HER |
XX |
XX |
XX |
XX |
|
Strength modulator |
High extinction ratio |
Operating wavelength： 15---1550nm |
Operating bandwidth： 10---10GHz 20---16GHz |
Input output optical fiber ： PS---PM/SMF PS---PM/PMF |
connector ： FA---FC/APC FP---FC/PC SP---user specified |
*please contact our seller if you have special requirements
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