US Patent 7697309 Overpower-protection circuit and power supply apparatus having the same
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Patent abstract
The present invention provides an overpower-protection circuit and a power supply apparatus having the same. The power supply apparatus comprises a rectifier, a transformer and an overpower-protection circuit The overpower-protection circuit comprises a converter having a converter input electronically coupled to the rectifier and a converter output, a photo coupler having at least a first terminal coupled with the converter output, and having an output terminal, and a clipper electrically coupled across said terminals of the photo coupler for keeping the converter output below a predetermined voltage.
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Patent Inventor Names
Wei Luo0
You Bing Bao0
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US Patent 07697309 Overpower-protection circuit and power supply apparatus having the same US Patent 7697309 Overpower-protection circuit and power supply apparatus having the same
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Patent Number
076973090
Patent Number
76973090
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Official Website
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Patent Jurisdiction
Patent Number
076973090
Date of Patent
April 13, 2010
0Patent Application Number
116536340
Date Filed
January 16, 2007
0Official Website
Patent Primary Examiner
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US Patent 07697309 Overpower-protection circuit and power supply apparatus having the same
Infobox
Is a
Patent jurisdiction
Patent number
07697309
Date of patent
April 13, 2010
Patent application number
11653634
Date Filed
January 16, 2007
Patent primary examiner
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