[Ronja] Testing switching time of an LED

[Karel Kulhavy]

---- Deepak Mishra <xask.linus at gmail.com> schrieb:
> Hi all !,
> 
> As always, I am having trouble find the LED HPWT-xxxx-xxxx.
> So I am going to test some LED manufactured in my country (India) easily
> available at low costs.
> 
> I mainly want to test the rise/fall time of the LED and its not in the
> datasheet.
> 
> I am an electronics newbie, so could somebody point me to an electronic
> circuit and a way to measure
> the rise and fall times of the LED ?

I think all the high-intensity LEDs have the same chemistry and that basically determines the speed. I don't think you have to measure it.

CL<
> 
> Cheers,
> Deepak