The invention discloses a high-temperature-resistant intelligent vehicular charger. The high-temperature-resistant intelligent vehicular charger comprises a shell and a main circuit board arranged inside the shell and is characterized in that each of the inner surface and the outer surface of the shell is provided with a protecting layer, and each protecting layer comprises acrylic resin, poly(phthalazinone ether sulfone ketone) modified resin, polyvinyl methyl ether, fluorinated graphene, talcum powder, chlorinated paraffin, a stabilizer, an ADC foaming agent, silicone oil, a composite flameretardant, a chain extender, a neutralizing agent, a catalyst and rare-earth elements. The charger is good in high-temperature resistance, long in service life and capable of lowering cost.