LED array, method of manufacturing the same and LED print head comprising the same

摘要

A semiconductor device includes a substrate (12), and a semiconductor thin film (14) bonded to the substrate (12), wherein the semiconductor thin film includes a plurality of discrete operating regions (14a) and an element isolating region which isolates the plurality of discrete operating regions (14a), and the element isolating region is etched to a shallower depth than a thickness of the semiconductor thin film (14), and is a thinner region than the plurality of discrete operating regions (14a).