SMD (Surface-Mount Device) is an electronic component designed to be directly mounted on the surface of a PCB, enabling compact, efficient, and automated assembly of electronic devices.

SMD (Surface-Mount Device) is an electronic component designed to be directly mounted on the surface of a PCB, enabling compact, efficient, and automated assembly of electronic devices.

COB (Chip-on-Board) is a technology where a semiconductor chip is directly mounted onto a PCB, enabling compact designs with improved heat dissipation and performance.