A display device can include a substrate including an active area in which a plurality of pixels are disposed, and a non-active area extending from the active area and including a pad area; a plurality of pads disposed in the pad area; a plurality of link lines disposed in the non-active area and connected to the plurality of pads; and a driver integrated circuit (IC) bonded to the plurality of pads. The display device can further include a passivation layer disposed on portions of the plurality of pads disposed in the pad area, in which outer edges of each of the plurality of pads are covered by the passivation layer.