Simple Under Voltage Detect

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crutschow said:
Try connecting a 100kΩ to 1 megΩ resistor between the base of Q1 and the collector of Q1 to add some positive feedback hysteresis.
Adjust the value until you get the desired response.
Click to expand...

Hi thanks for the input.

Is it from Q2 collector to Base of Q1?

Or

Is it from Q1 collector to Base of Q1?
 
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