Integrated circuit electrical protection device

US9202808B2 · kind B2 · utility

Assignee

• Freeescale Semiconductor, Inc. · US

Inventors

• Michael A. Stockinger · Austin, US
• Wenzhong Zhang · Houston, US
• Xu Zhang · Beijing, CN

Key dates

• Filing date: Apr 1, 2014
• Grant date: Dec 1, 2015
• Expiry date: Apr 2, 2034

Classification

• Technology area (CPC H): Electricity
• CPC primary: H10D89/814

Abstract

An integrated circuit electrical protection device is disclosed that includes a semiconductor substrate and a plurality of transistor fingers partitioned into a plurality of segments. The segments are distinguished from one another by well-ties spaced apart from each other within a source/drain region that is shared by adjacent segments.