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KG-PD 20GHz high-speed light detection module

Product description

   KG-PD 20GHz high-speed light detection module uses  high-performance 20G PIN detector, single-mode / multimode fiber coupling input, K connector output, having high gain, high sensitivity, DC / AC coupling output, mainly being used in high-speed optical fiber transmission system, ROF and optical fiber sensing systems and other fields.

Features

Spectral range 850~1650nm

3dB bandwidth 20GHz

Response time 18ps

Compact structure, K connector output

Applications

High-speed light pulse detection

High-speed optical fiber communication

Microwave link

Brillouin optical fiber sensing system

Performance parameters

Parameter

Symbol

Unit

Min

Typ

Max

Test condition

Response wavelength

l

nm

850


1650


-3dB Bandwidth

BW

GHz

20




Dark  circuit

Id

nA



10

25ºC

Responsiveness  

R

A/W


0.8


ll=1550nm

Rise  time

Tr

ps


18



Polarization  independent loss

PDL

dB

0.2


0.6


  Optical  return loss

ORL

dB



-35

DC20GHz

Gain  

G

V/W


40

-


Electrical  return loss

S22

dB



-10

DC20GHz

output impedance

Z

W


50



Operating  voltage

Vop

V

DC 5V

Dimensions

LxWxH

mm

100 x 100 x 34

Input  fiber


Single-mode fiber multimode fiber

Fiber  connector


FC/PCFC/APC

Output  interface


K(f)

limit condition

Parameter

Symbol

Unit

Min 

Typ

Max

Input  optical power

Pin

mW



10

Operating voltage

Vop

V

-

5

-

Operating temperature

Top

ºC

-10


60

Storage temperature

Tst

ºC

-40


85

Humidity

RH

%

5


90

1505992804954803.png 

frequency response curve

 

Characteristic  curve

1505992841248616.png 

Dimensionsmm

Ordering information

KG

PD

20G

A

XX

XX

XX


Photodetector

-3dBbandwidth 20---20 GHz

Operating wavelength

850~1650 nm

SM---- single-mode fiber

MM---- multimode fiber

Connector  type FP ---FC/PC

FA ---FC/APC

 Coupling method

DC

AC

*please contact our seller if you have special requirements