The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 29, 1990
Filed:
May. 22, 1989
Applicant:
Inventors:
Thomas J Davies, Eindhoven, NL;
Evert Seevinck, Eindhoven, NL;
Leonardus C Pfennings, deceased, late of Sittard, NL;
Henricus J Kennen, Valkenswaard, NL;
Peter H Voss, Eindhoven, NL;
Cormac M O'Connell, Eindhoven, NL;
Cathal G Phelan, Eindhoven, NL;
Hans Ontrop, Eindhoven, NL;
Assignee:
U.S. Philips Corp., New York, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03F / ;
U.S. Cl.
CPC ...
330264 ; 330269 ;
Abstract
A push-pull output circuit which is powered by a 5-V supply voltage and in which the 'push' part comprises a PMOS transistor and the 'pull' comprises a PMOS transistor and an NMOS transistor. The NMOS transistor is driven via a detection circuit so that no hot carrier stress occurs in the NMOS transistor.