Presentation 2008/10/16
Development of Freewheeling Diodes (FWDs) with High Reverse Recovery Capability
Satoru Kameyama, Ryuzo Tagami, Katsuhiko Nishiwaki, Takahide Sugiyama,
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Abstract(in English) This study investigated the destruction of FWDs in the termination region during reverse recovery, with the aim of enabling the fabrication of FWDs with a high current density and high reverse recovery capability. An investigation carried out by device simulation clarified that a high hole current in the termination region during reverse recovery leads to a dynamic avalanche, which may result in the destruction of the FWD. This study also demonstrated that FWDs fabricated using two concepts based on this understanding have a high current density and high reverse recovery capability without sacrificing basic characteristics.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) Hybrid Electric Vehicle / Freewheeling Diode / Reverse Recovery Capability / Termination Structure / Dynamic Avalanche
Paper # ED2008-126
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Committee ED
Conference Date 2008/10/16(1days)
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Paper Information
Registration To Electron Devices (ED)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Development of Freewheeling Diodes (FWDs) with High Reverse Recovery Capability
Sub Title (in English)
Keyword(1) Hybrid Electric Vehicle
Keyword(2) Freewheeling Diode
Keyword(3) Reverse Recovery Capability
Keyword(4) Termination Structure
Keyword(5) Dynamic Avalanche
1st Author's Name Satoru Kameyama
1st Author's Affiliation Toyota Motor Corporation()
2nd Author's Name Ryuzo Tagami
2nd Author's Affiliation Toyota Motor Corporation
3rd Author's Name Katsuhiko Nishiwaki
3rd Author's Affiliation Toyota Motor Corporation
4th Author's Name Takahide Sugiyama
4th Author's Affiliation Toyota Central R & D Labs., Inc.
Date 2008/10/16
Paper # ED2008-126
Volume (vol) vol.108
Number (no) 262
Page pp.pp.-
#Pages 4
Date of Issue