Invention Grant
- Patent Title: Voltage up-and-down DC-DC convertor
- Patent Title (中): 电压上下DC-DC转换器
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Application No.: US11898625Application Date: 2007-09-13
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Publication No.: US07692416B2Publication Date: 2010-04-06
- Inventor: Shinya Shimizu
- Applicant: Shinya Shimizu
- Applicant Address: JP Tokyo
- Assignee: Ricoh Company Company, Ltd.
- Current Assignee: Ricoh Company Company, Ltd.
- Current Assignee Address: JP Tokyo
- Agency: Dickstein Shapiro LLP
- Priority: JP2006-249606 20060914
- Main IPC: G05F1/40
- IPC: G05F1/40 ; G05F1/10
Abstract:
A voltage up and down synchronization and rectification type DC-DC converter goes up and down an input voltage using an inductor. The voltage up and down synchronization and rectification type DC-DC converter comprises a voltage up and down use rectification circuit including a pair of PMOS and NMOS transistors connected in parallel to each other.
Public/Granted literature
- US20080068869A1 Voltage up-and-down DC-DC convertor Public/Granted day:2008-03-20
Information query
IPC分类:
