Battery-Voltage Measuring Regulator

Posted on Nov 19, 2012

This circuit allows a microprocessor system to measure its own battery voltage. A Texas Instrument TI43

Battery-Voltage Measuring Regulator
Click here to download the full size of the above Circuit.

1 precision shunt regulator acts as a precision reference and integrator/amplifier, measuring its own supply via voltage-dependent charge/discharge time intervals. Notice that you must write a short control and voltage calculation software routine for your system.

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