保护车载电脑 AN820
APPLICATION NOTE
INPUT/OUTPUT PROTECTION
FOR AUTOMOTIVE COMPUTER
INTRODUCTION
In cars, the number of functions carried out by electronic components has greatly increased during the last
10 years.
These functions require ever more complex calculations obliging car module designers to use C. The
sensitivity of C input/output (linked to the high reliability required by the automotive market), forces the
computer to be efficiently protected.
PROTECTION: AGAINST WHAT?
In the car electrical network overvoltages may occur in two ways.
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