Automobile -used machine controller precharge control circuit

The utility model discloses an automobile -used machine controller precharge control circuit. The anodal output and the mos union coupling of the power of this circuit, mos pipe have first output anda second output, and the first output of mos pipe is connected with first resistance, charging branch with detect that the branch road is parallelly connected to be set up, charging branch's one end and the one end that detects the branch road all with first ohmic connection, charging branch's the other end is connected on the charging capacitor, the charging capacitor is connected with the negative pole of power, the other end connection of detection branch road is on the detection interface of DSP chip, the second output of mos pipe is connected through the control interface who controls branch road and DSP chip. The utility model discloses instantaneous large -current's production can be prevented, the life of components and parts is increased. 本实用新型公开了种车用电机控制器预充电控制电路。该电路的电源的正极的输出端和mos管连接，mos管具有第输出端和第二输出端，mos管的