Invention Grant
- Patent Title: Overvoltage protection apparatus and an associated protection circuit
- Patent Title (中): 过压保护装置及相关保护电路
-
Application No.: US11828282Application Date: 2007-07-25
-
Publication No.: US07696591B2Publication Date: 2010-04-13
- Inventor: Michael Schrenk , Christian Herzum
- Applicant: Michael Schrenk , Christian Herzum
- Applicant Address: DE Neubiberg
- Assignee: Infineon Technologies AG
- Current Assignee: Infineon Technologies AG
- Current Assignee Address: DE Neubiberg
- Agency: Slater & Matsil, L.L.P.
- Priority: DE202007009699U 20070711
- Main IPC: H01L27/095
- IPC: H01L27/095
Abstract:
The invention relates to an overvoltage protection apparatus having a semiconductor substrate, a first doping region in order to provide a protection diode, and a second doping region in order to provide a protection resistance, with the second doping region being immediately adjacent to the first doping region.
Public/Granted literature
- US20090015975A1 Overvoltage Protection Apparatus and an Associated Protection Circuit Public/Granted day:2009-01-15
Information query
IPC分类:
