Solid state optically coupled electrical power switch

- C. P. Clare Corporation

Solid state optically coupled power switch with light induced or modified voltage applied or removed at one or more MOSFET gate and source electrode pairs to shift each MOSFET between its high and low impedance states and in various circuit arrays for ac or dc switching and/or cross points switching or mechanical Form C relay substitution or other purposes

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Claims

Referenced Cited
U.S. Patent Documents
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4931656 June 5, 1990 Ehalt et al.
5408102 April 18, 1995 Okumura
Foreign Patent Documents
2910748 A1 September 1979 DEX
30 00 890 September 1980 DEX
3000890 A1 September 1980 DEX
Sho 55-1756 January 1980 JPX
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Other references
  • "Designs for VMOS Push-Pull Converters," Electronic Engineering, MAy 1980, pp. 87-93, Regan et al.
Patent History
Patent number: RE35836
Type: Grant
Filed: Aug 7, 1995
Date of Patent: Jul 7, 1998
Assignee: C. P. Clare Corporation (Beverly, MA)
Inventor: Edward T. Rodriguez (Winchester, MA)
Primary Examiner: Stephone Allen
Law Firm: Lappin & Kusmer LLP
Application Number: 8/511,747
Classifications
Current U.S. Class: Signal Isolator (250/551); Light (327/514)
International Classification: G02B 2700;