The lighting device and the connector

The lighting device according to the present invention includes: a support plate (22) having a surface in the thickness direction opposed to each other (22a) and a back surface (22b) and an opening portion (22d) penetrating in a thickness direction; a light source module (23 ), placed on the front surface of the support plate; a drive circuit section (33), for driving the light source module; and a connector (27), which driver circuit section and the light source module. Is connected through an opening portion of the support plate and the back surface of the support plate abuts.