发明名称 Reduced rating output rectifier snubber for plasma cutting power supply
摘要 A snubber circuit for absorbing reverse recovery current in a power supply is featured comprising a dissipative snubber circuit and a non-dissipative snubber circuit coupled in parallel to a source of reverse recovery current and a load. The dissipative snubber circuit is capable of dissipating a first amount of reverse recovery current from the reverse recovery current source and the non-dissipative snubber circuit recovering a second amount of reverse recovery current from the reverse recovery current source, resulting in the reverse recovery current being absorbed with reduced power dissipation.
申请公布号 US2007030612(A1) 申请公布日期 2007.02.08
申请号 US20060490746 申请日期 2006.07.21
申请人 HYPERTHERM, INC. 发明人 KAMATH GIRISH R.
分类号 H02H3/00 主分类号 H02H3/00
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