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Reverse polarity protection with MOSFET and what about ESD
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Topic: Reverse polarity protection with MOSFET and what about ESD (Read 846 times)
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Pluscrafter
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Reverse polarity protection with MOSFET and what about ESD
«
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December 27, 2018, 06:10:06 pm »
I want to build my own flightcontroller and want to protect the power input from reverse polarity(two ESC's release their smoke). But there is there a problem with ESD when you mount the Mosfets "naked" and is a Zener diode enought for protect the Gate ?
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T3sl4co1l
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Re: Reverse polarity protection with MOSFET and what about ESD
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Reply #1 on:
December 27, 2018, 10:49:01 pm »
Yes, usually a resistor and zener is added to the standard circuit to provide gate voltage limiting. A TVS on the outside protects generally against ESD and surge.
Tim
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Reverse polarity protection with MOSFET and what about ESD
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