UNIDIRECTIONAL ESD PROTECTION WITH LATERAL AND VERTICAL DEVICE

UNIDIRECTIONAL ESD PROTECTION WITH LATERAL AND VERTICAL DEVICE

A semiconductor device includes a semiconductor body, first and second contact pads disposed on an upper surface of the semiconductor body, a lateral ESD protection device formed in the semiconductor body, and a vertical ESD protection device formed in the semiconductor body, wherein the lateral ESD...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: VENDT, Vadim Valentinovic, TYLAITE, Egle, WILLEMEN, Joost Adriaan
Format: Patent
Sprache:eng ; fre ; ger
Schlagworte:
BASIC ELECTRIC ELEMENTS
CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR
ELECTRICITY
EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
GENERATION
SEMICONDUCTOR DEVICES
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Beschreibung
Zusammenfassung:A semiconductor device includes a semiconductor body, first and second contact pads disposed on an upper surface of the semiconductor body, a lateral ESD protection device formed in the semiconductor body, and a vertical ESD protection device formed in the semiconductor body, wherein the lateral ESD protection device and the vertical ESD protection device together form a unidirectional device between the first and second contact pads, and wherein the lateral ESD protection device is formed in a first portion of the semiconductor body that is laterally electrically isolated from a vertical current path of the vertical ESD protection device.