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Voltage, otherwise known as electrical potential difference (denoted ∆V and measured in volts) is the difference in electric potential between two points (adapted from Wikipedia). Voltage can be constant (DC) or varying (AC).

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The below given circuit works fine, I am switching 12V voltage using a microcontroller GPIO. P-CHANNEL MOSFET (load connected between Drain and Ground): When the microcontroller output is LOW, the … MOSFET, by any chance? Also I am using P channel MOSFET which has Max. Drain-Source Voltage of -12V (?). If switching Voltage is increased to 15V, can it still work? …
asked May 7 '17 by RS System