Motor, circuit board, and engine cooling module including the motor

A motor comprising a stator, the stator comprising a control module and a heat sink, the control module comprising a circuit board and a plurality of heat generating electronic components mounted on a top surface of the circuit board, wherein a plurality of ceramic heat conducting members is embedded inside the circuit board at positions facing the plurality of heat generating electronic components, and the heat sink is attached on a bottom surface of the circuit board, wherein the motor is an outer rotor permanent magnet motor, the stator comprises a stator seat, a stator core mounted to the stator seat, and stator windings wound around the stator core;

• the rotor comprises a rotating shaft rotatably mounted to the stator seat, a rotor housing having a cup shape fixed to the rotating shaft, and permanent magnets fixed to an inner wall of the rotor housing;
• an annular side wall of the rotor housing surrounds the stator core, and the permanent magnets are mounted to an inner surface of the annular side wall.