LAMP DEVICE, LED LAMP, AND LUMINAIRE

摘要

Various embodiments of the present application provide a lamp device, an LED lamp, and a luminaire. The lamp device according to the embodiments of the present utility mode comprises: a lamp cap having a central pin (21, 211) for providing an electrical connection to the lamp device; and a printed circuit board at least partially located within the lamp cap, wherein a lamp driver (12) is mounted on the printed circuit board; characterized in that a bottom edge of said printed circuit board includes a notch (16, 161) comprising a first contact electrically contacting said central pin. The lamp device according to the present application improves the assembly of the lamp device and enhances the production efficiency.