Brushless motor

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A brushless motor provided by the utility model is provided with a stator iron core with reeled stator coil; a rotator composed of a cup rotator heel piece which is installed on one side of the inside circumference and which is made from rare earth resin magnet material with drive magnetization implemented at a plurality of places in the inside circumference configured opposite to the stator iron core, and a shaft in the centre of the rotator heel piece; a bearing supporting the shaft rotatablely and freely; a housing for maintaining the bearing in the inside circumference side and maintaining the stator iron core in the outside circumference side thereof; and a circuit substrate fixed to the housing and provided with a drive-control circuit for driving the rotator to rotate and controlling the rotator, characterized by that an installation part of machine for directed installation of motor is mounted on the housing; in the circuit accessories installation face of the circuit substrate, the area affected by magnetic force leaked from the magnet end face, the lead wire and the bonding pad of the circuit accessories are not interfered mutually, or the lead wire and the bonding pad of the circuit accessories are configured in the area affected by the magnetic force and covered by insulated material.