Invention Grant
- Patent Title: Power supply device and electronic appliance therewith
- Patent Title (中): 电源装置及其电子设备
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Application No.: US12088754Application Date: 2006-12-26
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Publication No.: US07868602B2Publication Date: 2011-01-11
- Inventor: Masaki Omi , Toru Takahashi
- Applicant: Masaki Omi , Toru Takahashi
- Applicant Address: JP Kyoto
- Assignee: Rohm Co., Ltd.
- Current Assignee: Rohm Co., Ltd.
- Current Assignee Address: JP Kyoto
- Agency: Fish & Richardson P.C.
- Priority: JP2006-002388 20060110; JP2006-002398 20060110
- International Application: PCT/JP2006/325836 WO 20061226
- International Announcement: WO2007/080777 WO 20070719
- Main IPC: G05F1/575
- IPC: G05F1/575 ; H02M1/36
Abstract:
A power supply device includes a clamp circuit that increases the upper limit value of an error voltage stepwise after the device is started up. This makes it possible to shorten the rise time of an output voltage and to reduce the maximum current at start-up.
Public/Granted literature
- US20090278521A1 Power Supply Device And Electronic Appliance Therewith Public/Granted day:2009-11-12
Information query
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