Deep cycle Lead acid batery charger

krispots

May 17, 2010
7
Joined
May 17, 2010
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Hi there! I'm new here :)

I'm trying to build a circuit that can charge a deep cycle battery from a 200w DC power source, input voltage is 12V

I have read that charging a lead cycle battery requires three stages.
the first stage requires a constant current to be applied to the battery
the second stage requires a constant voltage while gradually reducing the current
and lastly, the float charge, where it just keeps the battery from self-discharging

is this entirely accurate for a deep cycle battery?

if so, can anyone point me to the right track? i have basic knowledge about op amps, diodes, transistors, transformers, logic gates, full wave rectification etc.etc.

thanks!

 
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