Samsung Electronics Co., Ltd.

Sungpil Jang

ChangSu Kim

Hangu Kim

Minchang Ko

Kyoungki Jeon

An electrostatic discharge protection device includes: a substrate of a second conductivity type, the substrate including a well of a first conductivity type; a cathode electrode connected to the substrate; a first diffusion region of the second conductivity type and a second diffusion region of the first conductivity type, formed in the substrate and connected to the cathode electrode; an anode electrode connected to the substrate; a third diffusion region of the second conductivity type and a fourth diffusion region of the first conductivity type, formed in the well and connected to the anode electrode; a fifth diffusion region of the first conductivity type, formed on a border of the substrate and the well; and a sixth diffusion region of the first conductivity type, formed in the substrate between the first and second diffusion regions and the fifth diffusion region and configured to receive a bias voltage from outside.

Growing community of inventors

Hwasung-si, South Korea

Sungpil Jang