A circuit board assembly includes a circuit board having a first side and a second side opposite to the first side, a light sensor arranged on the circuit board and electrically coupled to the circuit board, and a camera module. The camera module includes a connector arranged on the circuit board and electrically coupled to the circuit board. Projections of the light sensor and the connector on a plane parallel to the first side and the second side are fully or partially overlapped with each other. A related terminal is also provided.