Q:

Why are opto isolators normally used between the micro controllers and the ULN2803?

mhmadesk

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2022-06-16

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Why are opto isolators normally used between the micro controllers and the ULN2803?

to optimise the current
to reduce the back emf
to increase the current
to increase the voltage

Computer, PIC (Programmable Integrated Circuits), MCQ Questions, Computer MCQ-questions, PIC (Programmable Integrated Circuits) MCQ-questions,

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mhmadesk

2022-06-16

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(b).to reduce the back emf

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