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[FAQ] - Designing High-Side and 3-Phase Isolator MOSFET Circuits in Motor Applications

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Automotive motor systems, like those in electric power steering (EPS) systems, often utilize isolation switches to disable various parts of the power stage in response to system faults. These isolation switches are most commonly used to isolate the power stage from the battery voltage, or isolate individual motor phases to allow for fail-operational functionality

http://www.ti.com/lit/an/slla397/slla397.pdf

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