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Dynamic characteristic test apparatus and dynamic characteristic test method
Dynamic characteristic test apparatus and dynamic characteristic test method
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机译:动态特性测试装置和动态特性测试方法
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摘要
A dynamic characteristics test device comprises a power source, a reactor, a selection circuit including a first switch unit and a second switch unit connected electrically in series, and an overcurrent preventing circuit configured to consume an energy stored in the reactor. A first connection part electrically connecting the first semiconductor and the second semiconductor, and a second connection part electrically connecting the first switch unit and the second switch unit are electrically connected via the reactor. The overcurrent preventing circuit includes a third switch unit and a first diode connected electrically in series, and a fourth switch unit and a second diode connected electrically in series. A forward direction of the first diode is a direction from the first connection part toward the second connection part, and a forward direction of the second diode is a direction from the second connection part toward the first connection part.
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