发明名称 |
Power control circuit to prevent a malfunction of a protection circuit |
摘要 |
A control circuit 10 according to the present invention transits to a first current limiter mode when an output current of a DC-DC converter circuit reaches an upper limit current or greater in a normal mode; transits to the normal mode when the output current falls below the upper limit current in the first current limiter mode; transits to a second current limiter mode when a first predetermined period elapses without a transition to the normal mode in the first current limiter mode; and transits to the normal mode when a second predetermined period elapses in the second current limiter mode. |
申请公布号 |
US8093876(B2) |
申请公布日期 |
2012.01.10 |
申请号 |
US20070447766 |
申请日期 |
2007.10.29 |
申请人 |
ARAKI KYOICHIRO;NAKAHARA HIRONORI;IMANAKA YOSHINORI;YAMAMOTO ISAO;ROHM CO., LTD. |
发明人 |
ARAKI KYOICHIRO;NAKAHARA HIRONORI;IMANAKA YOSHINORI;YAMAMOTO ISAO |
分类号 |
G05F1/00 |
主分类号 |
G05F1/00 |
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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