Welcome to EDAboard.com

Welcome to our site! EDAboard.com is an international Electronics Discussion Forum focused on EDA software, circuits, schematics, books, theory, papers, asic, pld, 8051, DSP, Network, RF, Analog Design, PCB, Service Manuals... and a whole lot more! To participate you need to register. Registration is free. Click here to register now.

Why infrared transmitters cannot be used for long time ?

Status
Not open for further replies.

A.Anand Srinivasan

Advanced Member level 5
Joined
Oct 15, 2005
Messages
1,804
Helped
257
Reputation
514
Reaction score
39
Trophy points
1,328
Location
India
Activity points
10,680
infrared

i have heard that infrared transmitters and receivers and transmitters cannot be used for longtime continuously can someone tell me what is the limitation factor in their usage
 

flatulent

Advanced Member level 5
Joined
Jul 19, 2002
Messages
4,629
Helped
489
Reputation
980
Reaction score
150
Trophy points
1,343
Location
Middle Earth
Activity points
46,689
Re: infrared

LED emitters degrade with temperature and time. If you put less than the maximum current through them they will last longer.
 

hiyan

Member level 5
Joined
Jan 9, 2006
Messages
92
Helped
5
Reputation
10
Reaction score
4
Trophy points
1,288
Activity points
1,967
Re: infrared

due to short wavelength cant useful for long distance transmission .
 

Status
Not open for further replies.

Part and Inventory Search

Welcome to EDABoard.com

Sponsor

Top