发明名称 |
Drive unit, smoothing circuit, DC/DC converter |
摘要 |
A drive unit has a load driving portion driving a load by a PWM drive method; a soft-start function portion for achieving a soft-start function; and a soft-start disabling portion counting a time elapsed after a PWM signal is turned on at start-up of the unit, and disabling the soft-start function when a count value reaches a predetermined value.
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申请公布号 |
US8405321(B2) |
申请公布日期 |
2013.03.26 |
申请号 |
US20080178793 |
申请日期 |
2008.07.24 |
申请人 |
OMI MASAKI;ROHM CO., LTD. |
发明人 |
OMI MASAKI |
分类号 |
G05F1/00;H05B37/02 |
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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