发明名称 |
GATE CONTROL CIRCUIT, POWER MODULE AND ASSOCIATED METHOD |
摘要 |
<p>It is presented a gate control circuit comprising: a main gate unit arranged to supply, via a plurality of main gate unit outputs, a gate signal to respective gates of a plurality of power switches, for controlling a main current; and an auxiliary gate unit comprising an optical power converter for converting incoming optical power to an auxiliary electrical gate signal. The auxiliary gate unit is arranged to, when a failure occurs in one of the plurality of power switches, provide the auxiliary electrical gate signal to respective gates of any of the plurality of power switches still being in operation. A corresponding power module and method are also presented.</p> |
申请公布号 |
EP2721736(B1) |
申请公布日期 |
2015.01.21 |
申请号 |
EP20110726775 |
申请日期 |
2011.06.20 |
申请人 |
ABB RESEARCH LTD. |
发明人 |
HÄFNER, JÜRGEN;HERMANSSON, WILLY |
分类号 |
H03K17/10;H03K17/12;H03K17/78 |
主分类号 |
H03K17/10 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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