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lm317 temp compensated trickle charger

  1. crutschow

    LM317 12V Pb Battery Trickle Charger with Temperature Compensation

    A trickle (float) charger is often used to maintain emergency lead-acid batteries. If those batteries are subject to a wide outside temperature range, such as used in large backup generators, it becomes desirable to adjust the float voltage for that, as stated below from the Battery University...

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