protection device for electronic circuits by the disconnessio - the battery feed (load dump) and / or by sovratensio - ni.the circuit of power supply of motor vehicles.

摘要

a protection device is described by the disconnection of battery feed (load dump) and / or the transienti present in the power supply circuit of motor vehicles.downstream of the alternator and the battery; the main feature of the device described is that the device comprises a termistore (pcts) in series, and a varistore (vdr)parallel.