Light-emitting device, light source module, and method of manufacturing light-emitting device

A light-emitting device comprising:

• a plurality of unit light-emitting devices arranged in a matrix shape and spaced apart from each other in a lateral direction;
• a first insulating layer covering bottom surfaces of the plurality of unit light-emitting devices;
• a second insulating layer covering a bottom surface of the first insulating layer;
• a third insulating layer covering a bottom surface of the second insulating layer;
• a buried insulating layer covering a bottom surface of the third insulating layer and comprising a planar surface;
• an adhesive layer in contact with the planar surface of the buried insulating layer;
• a support substrate in contact with the adhesive layer;
• and
• a first fence provided around the plurality of unit light-emitting devices, protruding in a direction perpendicular to a top surface of the support substrate, and comprising at least two from among the first insulating layer, the second insulating layer and the third insulating layer,
• wherein the light-emitting device has a rectangular planar shape and a first side of the rectangular planar shape is perpendicular to a second side of the rectangular planar shape,
• wherein a first length of the first side is about 1.1 times to about 100 times a second length of the second side, and
• wherein a thickness of the light-emitting device is less than about 1/10 the first length.

A light source module comprising:

• a package substrate;
• a light-emitting device disposed on the package substrate and comprising a plurality of unit light-emitting devices arranged in a matrix, the light-emitting device having a rectangular planar shape;
• a plurality of insulating layers provided between the package substrate and the plurality of unit light-emitting devices;
• and
• a fence provided on the package substrate around the plurality of unit light-emitting devices, protruding in a direction perpendicular to a top surface of the package substrate, and comprising the plurality of insulating layers;
• and
• at least one driver chip configured to drive the light-emitting device,
• wherein a first side of the rectangular planar shape is perpendicular to a second side of the rectangular planar shape,
• wherein a first length of the first side is about 1.1 times to about 100 times a second length of the second side, and
• wherein a thickness of the light-emitting device is less than about 1/10 the first length.