Invention Grant
US09397657B1 Methods and systems for operating hybrid power devices using multiple current-dependent switching patterns
有权
使用多个依赖电流的切换模式来操作混合动力装置的方法和系统
- Patent Title: Methods and systems for operating hybrid power devices using multiple current-dependent switching patterns
- Patent Title (中): 使用多个依赖电流的切换模式来操作混合动力装置的方法和系统
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Application No.: US14577154Application Date: 2014-12-19
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Publication No.: US09397657B1Publication Date: 2016-07-19
- Inventor: Tiefu Zhao , Jiangbiao He , Vijay Bhavaraju , Mengbin Ben Yang
- Applicant: Eaton Corporation
- Applicant Address: US OH Cleveland
- Assignee: Eaton Corporation
- Current Assignee: Eaton Corporation
- Current Assignee Address: US OH Cleveland
- Agency: Myers Bigel & Sibley, P.A.
- Main IPC: H03K17/687
- IPC: H03K17/687 ; H03K17/60 ; H03K17/567

Abstract:
An integrated circuit includes a hybrid switch having first and second switching devices of different type therein. A control circuit is provided, which is configured to drive the first and second devices with respective first and second control signals having first and second unequal duty cycles, respectively, when the first and second devices are supporting a forward current in a first current range. The control circuit is further configured to drive the first and second devices with respective third and fourth control signals having third and fourth unequal duty cycles, respectively, when the first and second devices are supporting a forward current in a second current range outside the first current range. The first duty cycle may be greater than the second duty cycle and the third duty cycle may be less than the fourth duty cycle.
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