Thanks for pointing that out to me , RM.
I missed that...
So if one or two LEDs short out then possibly
" blammo "   ???

Gus

> On Aug 7, 2009, at 9:37 AM, Russell McMahon wrote:
>
>> What lead you to this conclusion?
>
> No doubt the direct current path battery-inductor-diode-LEDs.
> True if V_LED_string_on < Vin.
>
>
> Russell
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