JP5641998B2 - 半導体装置の寿命推定方法 - Google Patents
半導体装置の寿命推定方法 Download PDFInfo
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- JP5641998B2 JP5641998B2 JP2011067260A JP2011067260A JP5641998B2 JP 5641998 B2 JP5641998 B2 JP 5641998B2 JP 2011067260 A JP2011067260 A JP 2011067260A JP 2011067260 A JP2011067260 A JP 2011067260A JP 5641998 B2 JP5641998 B2 JP 5641998B2
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L22/00—Testing or measuring during manufacture or treatment; Reliability measurements, i.e. testing of parts without further processing to modify the parts as such; Structural arrangements therefor
- H01L22/20—Sequence of activities consisting of a plurality of measurements, corrections, marking or sorting steps
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/26—Testing of individual semiconductor devices
- G01R31/2642—Testing semiconductor operation lifetime or reliability, e.g. by accelerated life tests
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/0001—Technical content checked by a classifier
- H01L2924/0002—Not covered by any one of groups H01L24/00, H01L24/00 and H01L2224/00
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Testing Of Individual Semiconductor Devices (AREA)
Description
接合部において互いに接合された半導体チップ及び金属配線を備える半導体装置に対して、温度ストレスをサイクル的に印加すると、半導体チップと金属配線との間の接合部に金属疲労が生じ、結果として半導体装置が故障する。
Claims (4)
- (a)半導体装置に含まれる半導体チップ及び金属配線を互いに接合する接合部の温度ストレス量たる第1温度ストレス量と、前記半導体装置の寿命に対応するサイクル数とをパラメータとする第1寿命カーブを準備する工程と、
(b)前記第1寿命カーブを用いて前記半導体装置の寿命を推定する工程と
を備え、
前記工程(a)は、
(a−1)前記半導体装置の前記半導体チップ内部の温度ストレス量たる第2温度ストレス量を表す仮想接合温度差と、前記半導体装置の寿命に対応するサイクル数とをパラメータとする第2寿命カーブを準備する工程と、
(a−2)電気的ストレス量をパラメータとして、前記半導体チップ内部の温度と、前記接合部の温度との差分を求める工程と、
(a−3)前記差分を用いて、前記第2寿命カーブを前記第1寿命カーブに換算する工程と
を備える、半導体装置の寿命推定方法。 - 請求項1に記載の半導体装置の寿命推定方法であって、
前記工程(a−2)において、前記金属配線についての複数種類の構造パラメータに対応する前記接合部の温度を、各種類の構造パラメータについて1つずつ加算し、それによって得られる温度を、前記差分の対象たる前記接合部の温度として求める、半導体装置の寿命推定方法。 - 請求項1または請求項2に記載の半導体装置の寿命推定方法であって、
前記工程(a−3)は、前記半導体装置の前記半導体チップ内部における温度の最大値を表す最大仮想接合温度も用いて、前記第2寿命カーブを前記第1寿命カーブに換算する、半導体装置の寿命推定方法。 - 請求項1乃至請求項3のいずれかに記載の半導体装置の寿命推定方法であって、
前記工程(b)は、
(b−1)前記仮想接合温度差を取得する工程と、
(b−2)前記電気的ストレス量を取得する工程と、
(b−3)前記工程(b−2)で取得した前記電気的ストレス量に対応する前記差分と、前記工程(b−1)で取得した仮想接合温度差とに基づいて、前記第1温度ストレス量を取得する工程と、
(b−4)前記工程(b−3)で取得した前記第1温度ストレス量と、前記第1寿命カーブとに基づいて、前記半導体装置の寿命を推定する工程と
を備える、半導体装置の寿命推定方法。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011067260A JP5641998B2 (ja) | 2011-03-25 | 2011-03-25 | 半導体装置の寿命推定方法 |
DE102011088728.8A DE102011088728B4 (de) | 2011-03-25 | 2011-12-15 | Lebensdauerschätzverfahren für eine Halbleitervorrichtung |
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JP2011067260A JP5641998B2 (ja) | 2011-03-25 | 2011-03-25 | 半導体装置の寿命推定方法 |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2012202801A JP2012202801A (ja) | 2012-10-22 |
JP2012202801A5 JP2012202801A5 (ja) | 2013-07-04 |
JP5641998B2 true JP5641998B2 (ja) | 2014-12-17 |
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JP2011067260A Active JP5641998B2 (ja) | 2011-03-25 | 2011-03-25 | 半導体装置の寿命推定方法 |
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JP (1) | JP5641998B2 (ja) |
DE (1) | DE102011088728B4 (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
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CN103884927B (zh) * | 2012-12-21 | 2016-05-25 | 中国科学院金属研究所 | 一种力电热多场耦合下微电子产品可靠性测试方法 |
CN108445371B (zh) * | 2018-01-18 | 2021-02-19 | 国网浙江省电力公司舟山供电公司 | 绝缘栅双极型晶体管使用寿命预分拣方法 |
AT522383A1 (de) | 2019-03-12 | 2020-10-15 | Schneider Electric Power Drives Gmbh | Verfahren zur bewertung der thermischen belastung eines umrichters |
CN111060798B (zh) * | 2019-12-18 | 2021-10-15 | 中国测试技术研究院流量研究所 | 一种mos管自动功率老化测试系统及测试方法 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
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EP0392471B1 (en) * | 1989-04-10 | 1997-01-02 | Hitachi, Ltd. | Method for evaluating life of connection |
JP4591246B2 (ja) | 2005-07-14 | 2010-12-01 | 株式会社日立製作所 | 電力変換器 |
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2011
- 2011-03-25 JP JP2011067260A patent/JP5641998B2/ja active Active
- 2011-12-15 DE DE102011088728.8A patent/DE102011088728B4/de active Active
Also Published As
Publication number | Publication date |
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JP2012202801A (ja) | 2012-10-22 |
DE102011088728A1 (de) | 2012-09-27 |
DE102011088728B4 (de) | 2017-02-09 |
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