Patent · US Expired

Protective circuit and device for metal-oxide-semiconductor field effect transistor and method for fabricating the device

US4086642A · kind A · utility

109Cited by
6References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 13, 1976
Grant dateApr 25, 1978
Priority date
Expiry dateJan 13, 1996

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH10D89/811
  • WIPO fieldBasic communication processes
  • WIPO sectorElectrical engineering

Abstract

A protective circuit comprises a metal-oxide-semiconductor field effect transistor (MOSFET) to be protected, and a depletion-type MOSFET the gate and source of which are connected to each other and the souce of which is connected to the gate of the MOSFET to be protected, whereby the protective circuit which is suitable for a high-speed operation is completed.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.