Electro-optic Intensity Modulator

                                                               ------ KY-AM Series


Features

l  Multiple operating wavelengths

l  Low half-wave voltage

l  High bandwidth

l  Low insertion loss


Application

l  High-speed fiber optic communication system

l  Microwave fiber optic links

l  Quantum communication


Description

 The KY-AM series electro-optical intensity modulator uses the electro-optical effect of lithium niobate crystal to realize the intensity modulation of optical signal by using push-pull Machzender interference structure, which has the characteristics of low insertion loss, high modulation bandwidth, high extinction ratio, low half-wave voltage, high damage optical power, etc., and is mainly used in high-speed optical communication system electro-optical signal conversion, optical sideband generation, high extinction ratio optical pulse generation in quantum communication, and microwave optical fiber link.


 Parameters

Parameters

Symbol

AM-08

AM-10

AM-15-10

AM-15-20

AM-15-40

Operating wavelength

l

770~880nm

1064±60nm

1550±100nm

Waveguide process


Titanium diffusion or proton exchange APE

Insertion loss

IL

<3 dB

<3 dB

<4 dB

<4 dB

<4 dB

Optical return loss

ORL

-40 dB

-45 dB

-45dB

-45dB

-45dB

Operating bandwidth (-3dB) - RF

High frequency

S21

>10GHz

>10GHz-

>10GHz

>20GHz

>28GHz

Low frequency

<10MHz

Rise time: 10%~90%

tr

35ps

35ps

35ps

18ps

11ps

Half-wave voltage @50KHz, RF

4V

4V

4V

4.5V

4V

Half-wave voltage @Bias

6V

6V

5V

5V

5V

Extinction ratio

ER

>20dB

>20dB

> 20dB, typical 25dB

Input impedance

ZRF

50W@RF, 1MW@Bias

Electrical interface


2.92mm(f)

1.85mm(f)

Electrical return loss

S11

<-10dB

Enter the fiber


PM780

PM980

PM1550 Panda slow axis alignment

Output fiber


PM780

PM980

PM1550 Panda slow axis alignment

Fiber optic interface


FC/APC or customer designation

Operating temperature

Top

-20~70°C

Storage temperature

Tst

-40~80°C

Electrical signal input power - RF

Pi

<27dBm

Voltage input range - BIAS

Vi

±15V

Maximum input optical power

Po

20mW

100mW

50 mW (titanium diffusion), 200 mW (proton exchange APE).


Characteristic Curve

Electro-optic Intensity Modulator     Electro-optic Intensity Modulator


Dimensions(Unit: mm)

Electro-optic Intensity Modulator 

Ordering Information

                                   

KY-AM-WL-BW-PP

WLwavelength: 15-1550nm, 10-1064nm, 08-800nm

BWWorking bandwidth: 10G, 20G, 40G


 


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