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Tagged with low-battery 555
3
questions
1
vote
1
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Cheapest way to detect low voltage of a battery
I have 29V battery which drops to 24V at about 30% capacity.
I want to detect when the battery goes lower than 24V and generate a 12V signal. (I have 12V auxiliary supply for lights etc)
Since I'm ...
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Q: Can I use the LM3914 voltage indicator IC as a low-voltage cutoff device?
I came across these two circuits, and tried them out successfully:
LM3914 Battery Monitor, drives 10 LEDs in a linear relation to the input voltage.
NE555 Low-Voltage Cutoff, uses a 555 timer to ...
1
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1
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Battery cutoff circuit with NE555
For a project, I need a simple battery cutoff circuit for protecting a 9V battery from over-discharging.
(by simple, I mean with only a few off the shelf components, and no micro-controllers)
Looking ...