Invention Grant
- Patent Title: Switching power supply device, switching power supply circuit, and electrical equipment
- Patent Title (中): 开关电源装置，开关电源电路和电气设备
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Application No.: US13169441Application Date: 2011-06-27
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Publication No.: US09071130B2Publication Date: 2015-06-30
- Inventor: Noriyuki Kitamura , Yuji Takahashi , Koji Suzuki , Koji Takahashi , Toru Ishikita
- Applicant: Noriyuki Kitamura , Yuji Takahashi , Koji Suzuki , Koji Takahashi , Toru Ishikita
- Applicant Address: JP Kanagawa-ken
- Assignee: Toshiba Lighting & Technology Corporation
- Current Assignee: Toshiba Lighting & Technology Corporation
- Current Assignee Address: JP Kanagawa-ken
- Agency: Amin, Turocy & Watson, LLP
- Priority: JP2010-146750 20100628; JP2010-148525 20100630; JP2011-122867 20110531
- Main IPC: G05F1/00
- IPC: G05F1/00 ; H02M1/088 ; H02M3/156 ; H05B33/08 ; H02M1/42 ; H01L23/552
Abstract:
According to an embodiment of the invention, there is provided a switching power supply device including an integrated body and a plurality of external terminals. In the integrated body, a first switching element, a constant current element, and a diode are connected in series. The plurality of external terminals include a first external terminal connected to a main terminal of an element disposed on one end side of the integrated body and a second external terminal connected to a main terminal of an element disposed on another end side of the integrated body.
Public/Granted literature
- US20110316494A1 SWITCHING POWER SUPPLY DEVICE, SWITCHING POWER SUPPLY CIRCUIT, AND ELECTRICAL EQUIPMENT Public/Granted day:2011-12-29
Information query
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