A current driving type mold resistance to electromagnetic interference lin drive

The present invention provides a current mode drive type electromagnetic interference LIN driver, comprising a slew rate control circuit for signal shaping rim; analog buffer, and slope control circuit, for influencing the load on the slope mask circuit control circuit ; divider network, the analog buffer is connected for the output signal of the analog buffers linearly down; current pre-driver stage, is connected to the divider network, the divider network for the output voltage signal into a current linear signal; output driver stage, the pre-drive stage connected to the current, an output signal of the linear pre-driver stage of the amplified current; external load connected to the output driver stage. The invention solves the problems related to existing LIN bus driver in a complex electromagnetic environment in poor anti-interference ability, enhance the robustness of the LIN bus, thus ensuring the automotive and other industrial applications, safety and reliability.