Presentation 2009-12-15
Inductor Design of 20-V Boost Converter for Low Power 3D Solid State Drive
Tadashi YASUFUKU, Koichi ISHIDA, Shinji MIYAMOTO, Hiroto NAKAI, Makoto TAKAMIYA, Takayasu SAKURAI, Ken TAKEUCH,
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Abstract(in English) An inductor design for a 3D Solid State Drive (3D-SSD) with a boost converter are presented in this paper. The spiral inductor design determines the key performance of the boost converter. An on-board inductor from 250nH to 320nH is the best design feature that meets all requirements, including high output voltage above 20V, fast rise time, low energy consumption, and area smaller than 25mm^2. The use of a boost converter with the proposed inductor leads to a reduction of the energy consumption during the write operation of the proposed 1.8-V 3D-SSD by 68% compared with the conventional 3.3-V 3D-SSD with the charge pump.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) 3D SSD / Boost converter / Design of inductor
Paper # ICD2009-103
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Conference Date 2009/12/7(1days)
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Registration To Integrated Circuits and Devices (ICD)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Inductor Design of 20-V Boost Converter for Low Power 3D Solid State Drive
Sub Title (in English)
Keyword(1) 3D SSD
Keyword(2) Boost converter
Keyword(3) Design of inductor
1st Author's Name Tadashi YASUFUKU
1st Author's Affiliation Institute of Industrial Science, University of Tokyo()
2nd Author's Name Koichi ISHIDA
2nd Author's Affiliation Institute of Industrial Science, University of Tokyo
3rd Author's Name Shinji MIYAMOTO
3rd Author's Affiliation Toshiba Corporation
4th Author's Name Hiroto NAKAI
4th Author's Affiliation Toshiba Corporation
5th Author's Name Makoto TAKAMIYA
5th Author's Affiliation VLSI Design and Education Center, University of Tokyo
6th Author's Name Takayasu SAKURAI
6th Author's Affiliation Institute of Industrial Science, University of Tokyo
7th Author's Name Ken TAKEUCH
7th Author's Affiliation Department of Electrical Engineering and Information Systems, Graduate School of Engineering, University of Tokyo
Date 2009-12-15
Paper # ICD2009-103
Volume (vol) vol.109
Number (no) 336
Page pp.pp.-
#Pages 6
Date of Issue