CN103022114B - 一种基于截止环的高压大功率igbt芯片及其设计方法 - Google Patents
一种基于截止环的高压大功率igbt芯片及其设计方法 Download PDFInfo
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- 238000000034 method Methods 0.000 title claims abstract description 27
- 229910052751 metal Inorganic materials 0.000 claims abstract description 22
- 239000002184 metal Substances 0.000 claims abstract description 22
- 238000011084 recovery Methods 0.000 claims abstract description 5
- 238000005520 cutting process Methods 0.000 claims abstract description 4
- 238000002161 passivation Methods 0.000 claims description 19
- 229910021420 polycrystalline silicon Inorganic materials 0.000 claims description 17
- 229920005591 polysilicon Polymers 0.000 claims description 17
- 239000000758 substrate Substances 0.000 claims description 12
- 238000009826 distribution Methods 0.000 claims description 6
- 239000011148 porous material Substances 0.000 claims description 6
- 230000001413 cellular effect Effects 0.000 claims description 4
- 238000002347 injection Methods 0.000 claims description 4
- 239000007924 injection Substances 0.000 claims description 4
- 238000002955 isolation Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 230000001681 protective effect Effects 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 description 11
- 238000004519 manufacturing process Methods 0.000 description 11
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical group [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- 238000001259 photo etching Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
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CN201210432069.2A CN103022114B (zh) | 2012-11-02 | 2012-11-02 | 一种基于截止环的高压大功率igbt芯片及其设计方法 |
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CN103022114B true CN103022114B (zh) | 2015-04-29 |
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CN106856207B (zh) * | 2016-11-28 | 2020-02-11 | 珠海零边界集成电路有限公司 | Frd芯片的终端结构、其制备方法及具有其的frd芯片 |
CN113421875B (zh) * | 2021-06-23 | 2024-02-20 | 华北电力大学 | 一种压接型高压大功率芯片结构及功率器件 |
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JP4230681B2 (ja) * | 2001-07-06 | 2009-02-25 | 株式会社東芝 | 高耐圧半導体装置 |
CN102683408B (zh) * | 2012-01-13 | 2015-03-18 | 西安龙腾新能源科技发展有限公司 | 超结高压功率器件结构 |
CN102610635B (zh) * | 2012-03-26 | 2014-04-02 | 大连理工大学 | 一种高密度缓变场限环结构及其制造工艺 |
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Non-Patent Citations (3)
Title |
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IGBT发展概述;亢宝位;《电力电子》;20061030(第5期);第10-15页 * |
IGBT模块驱动及保护技术;蒋怀刚等;《电源技术应用》;20030415;第6卷(第4期);第132-136页 * |
硅材料功率半导体器件结终端技术的新发展;张彦飞等;《电子器件》;20090620;第32卷(第3期);第538-544页 * |
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