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Message

Re: Need Help with a circuit- ssr as opto

2004-08-12 by Dave Mucha

--- In AVR-Chat@yahoogroups.com, Dave VanHorn <dvanhorn@d...> wrote:
> At 01:36 PM 8/12/2004, Bruce Parham wrote:
> 
> 
> >WTF! Who said anything about running it at 50 mA? I was using 10 
mA as the example, that's 2x minimum for
> >the LED and in limit for the AVR...
> 
> The guaranteed full on current is 50mA
> 
> Opto couplers typically have about a 10-1 spread in current 
transfer ratio, so the guaranteed on of 5 - 50mA is not surprising. 

> In the end, this SSR is a kick-ass optocoupler.


At $5.00 each it better be !

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