Go Down  Topic: Trickle or disconnect charger for laptop? (Read
1 time) previous topic - next topic    I'm sure someone in the
industry has beaten me to the punch on this idea, but not being
very knowledgeable I can't find many references outside the
normal marketing hype about buy my intelligent charger for
$19.95 and whatever.  So, the other day I found myself
wondering: which would be better for a laptop battery, a charger
that goes up to a certain point and then completely disconnects,
or one that gets to that point and trickles from there on?  The
question stems from the fact that my laptop probably spends more
than 90% of its on-hours docked and trickling. I imagine after 2
or 3 years of trickling like that, it probably wears down the
battery. And you paid $40 for something that wore out without
you even using it.  But then I thought, what if I had a software
routine running on the laptop that monitors charge levels, and
when the battery gets to say 90%, it sends a signal to an
arduino that triggers a r