Load Disconnect Switch Circuit


Posted on Sep 1, 2012    10576

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 - schematic

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

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