Power cycling test of transfer molded IGBT modules by advanced power cycler under different junction temperature swings

U. M. Choi*, S. Jørgensen, F. Iannuzzo, F. Blaabjerg

*Kontaktforfatter

Publikation: Bidrag til tidsskriftKonferenceartikel i tidsskriftForskningpeer review

4 Citationer (Scopus)
152 Downloads (Pure)

Abstrakt

In this paper, an effect of junction temperature swings (ΔTj) on reliability of IGBT modules is studied with 600 V, 30 A, transfer molded power modules. This study is based on power cycling test results of 18 IGBT modules under three different junction temperature swings, namely 40 °C, 60 °C and 70 °C, by means of an advanced power cycler. The advanced power cycler allows performing power cycling tests under similar conditions of IGBT modules in power electronics applications. This paper presents post-failure analysis of the tested IGBT modules of interest in order to investigate the failure mechanism and also to compare results under different Tj. Further, a lifetime factor in respect to ΔTj is modeled with different lifetime definitions and confidence levels. This paper enables a better understanding of the junction temperature swing-related failure mechanisms and reliability performance of transfer molded IGBT modules for power electronics applications.
OriginalsprogEngelsk
TidsskriftMicroelectronics Reliability
Vol/bind88-90
Sider (fra-til)788-794
Antal sider7
ISSN0026-2714
DOI
StatusUdgivet - sep. 2018
Begivenhed29th European Symposium on Reliability of Electron Devices, Failure Physics and Analysis - AKKC, Aalborg, Danmark
Varighed: 1 okt. 20185 okt. 2018
Konferencens nummer: 29th
http://www.esref2018conf.org/

Konference

Konference29th European Symposium on Reliability of Electron Devices, Failure Physics and Analysis
Nummer29th
LokationAKKC
Land/OmrådeDanmark
ByAalborg
Periode01/10/201805/10/2018
Internetadresse

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