Load Disconnect Switch Circuit

Posted on Sep 1, 2012

Deep discharge can damage a rechargeable battery. By disconnecting the battery from its load, this circuit halts battery discharge at a predetermined level of declining terminal voltage. Transistor Ql acts as the switch.

Load Disconnect Switch Circuit
Click here to download the full size of the above Circuit.

The overall circuit draws about 500A when the switch is closed and about 8 when the switch is open.

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