Electrostatic discharge protection device

Active solid-state devices (e.g. – transistors – solid-state diode – Field effect device – Having insulated electrode

Reexamination Certificate

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Details

C361S057000, C361S056000

Reexamination Certificate

active

07608894

ABSTRACT:
An electrostatic discharge (ESD) protection device for providing an ESD path between two circuitries is provided. Each circuitry has a power supply terminal and a ground terminal. The protection device comprises an equivalent MOS, a first terminal, and a second terminal. The equivalent MOS comprises a source, a drain and a gate, wherein the drain is connected to the gate. The first terminal is connected to the gate, while the second terminal is connected to the source. The first terminal is connected to one power supply terminal and ground terminal, whereas the second terminal is connected to the other the power supply terminal and ground terminal.

REFERENCES:
patent: 5811857 (1998-09-01), Assaderaghi et al.
patent: 6373104 (2002-04-01), Smith
patent: 6492686 (2002-12-01), Pappert et al.
patent: 7420250 (2008-09-01), Lee et al.
patent: 7485930 (2009-02-01), Lee et al.
patent: 2004/0141268 (2004-07-01), Miller et al.

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