保护标准适用于汽车 AN553
APPLICATION NOTE
PROTECTION STANDARDS
APPLICABLE TO AUTOMOBILES
INTRODUCTION
A growing number of sensitive electronic units can be found in motor vehicles. Unfortunately the presence
of electrical disturbances threatens their reliability.
The objective of this paper is to list all these disruptive factors and to suggest appropriate protection de-
vices.
Figure 1. Electronic modules in a car
GENERAL INFORMATION
Simplified diagram of an automotive electrical circuit
Coexistence of electromechanical engineering with electronics
Figure 2 shows tha……
