公开(公告)号：US20220190091A1

公开(公告)日：2022-06-16

申请号：US17407399

申请日：2021-08-20

Applicant: Samsung Display Co., Ltd.

Inventor： JAEWON CHO ,  WONMI HWANG ,  GEURIM LEE ,  CHANGWON JEONG

IPC: H01L27/32 ,  H01L51/56

Abstract: A display apparatus includes a substrate including a display area and a peripheral area disposed outside the display area, a transistor disposed in the display area on the substrate, a first pad part disposed in the peripheral area on the substrate, a second pad part disposed in the peripheral area on the substrate and spaced apart from the first pad part, a first pad disposed in the second pad part, a second pad disposed in the second pad part and spaced apart from the first pad and a passivation layer including a plurality of grooves defined between the first pad and the second pad and a protrusion disposed between two adjacent grooves among the grooves.