CIRCUIT BOARD, LENS DRIVING DEVICE, AND CAMERA MODULE INCLUDING THE SAME

• Main Authors: KWON, Na Kyung, KIM, Hae Sik
• Format: Patent
• Language: English
• Published: 19.01.2023
• Subjects: CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR; ELECTRICITY; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS; PRINTED CIRCUITS

A circuit board according to an embodiment includes: an insulating part; and a pattern part disposed on the insulating part, wherein the insulating part includes first and second insulating regions spaced apart from each other with an open region interposed therebetween, the pattern part includes: a first terminal portion disposed in a plurality of first side regions of the first insulating region adjacent to the open region; a second terminal portion disposed on a plurality of second side regions of the second insulating region facing the plurality of first side regions with the open region interposed therebetween; and a connecting portion disposed in the open region and connecting between the first and second terminal portions, wherein the connecting portion includes a plurality of bent portions connecting between the first terminal portion and the second terminal portion disposed in the first side region and the second side region which do not face each other and formed at a plurality of corners of the open region, the plurality of bent portions are bent to rotate in the same direction as each other, each of the first terminal portion, the second terminal portion, and the connecting portion includes a metal layer and a surface treatment layer disposed on the metal layer, and the metal layer includes a first metal layer and a second metal layer that is disposed on the first metal layer and has an electrical conductivity different from that of the first metal layer.