A photoelectric conversion device includes a semiconductor layer formed of silicon, a plurality of pixels formed in the semiconductor layer, and a pixel separation portion is formed to separate each of the plurality of pixels, wherein the pixel separation portion includes a metal filling portion and a dielectric film provided on a side portion of the metal filling portion, a material of the metal filling portion is copper, a material of the dielectric film is a silicon oxide, and a thickness of the dielectric film is not less than 50 nm and not more than 270 nm.
PHOTOELECTRIC CONVERSION DEVICE, PHOTOELECTRIC CONVERSION SYSTEM, AND MOVING BODY
2023-01-12
Patent
Electronic Resource
English
European Patent Office | 2023
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