Arrangement for improving the ESD protection in a CMOS buffer

The invention relates to an arrangement for improving the ESD protection in a CMOS buffer which includes a plurality of PMOS transistors ( 31 to 37 ) and a plurality of NMOS transistors ( 41 - 47 ) which are connected in series with the PMOS transistors and have a finger width W N which is larger th...

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Bibliographic Details
Main Authors Schroeder, Hans-Ulrich, Reiner, Joachim
Format Patent
LanguageEnglish
Published 20.06.2002
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Summary:The invention relates to an arrangement for improving the ESD protection in a CMOS buffer which includes a plurality of PMOS transistors ( 31 to 37 ) and a plurality of NMOS transistors ( 41 - 47 ) which are connected in series with the PMOS transistors and have a finger width W N which is larger than the finger width W P of the PMOS transistors in order to be capable of withstanding an increased current load in the case of an electrostatic discharge.