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p01 Cover.qxd:p01 Cover 8/1/09 11:42 Page 1 ISSUE 5 – JULY/AUGUST 2008 POWER DIODES More Power at the Same Size Also inside this issue Opinion | Market News | PCIM 2008 | Power Modules | Automotive Power | Products | Website Locator 02_PEE_0508:02_PEE_0508 8/1/09 11:33 Page 1 Lower RDS(on) Higher Performance R Max V I DS(on) Qg Part Number DS D V =10V Package (V) (A) GS (nC) (mΩ) IRF2804PBF 40 270 2.3 160 TO-220 • Tailored for Synchronous Rectifi cation • Optimized for fast switching IRF2804SPBF 40 270 2.0 160 D2-PAK • Up to 20% lower RDS(on)* 2 IRF2804S-7PPBF 40 320 1.6 170 D -PAK -7 • Up to 20% increase in power density* IRFB3306PBF 60 160 4.2 85 TO-220 • RoHS Compliant • Lead Free IRFP3306PBF 60 160 4.2 85 TO-247 IRFB3206PBF 60 210 3.0 120 TO-220 *Compared to previous generations IRFS3206PBF 60 210 3.0 120 D2-PAK IRFP3206PBF 60 200 3.0 120 TO-247 IRFS3207ZPBF 75 170 4.1 120 D2-PAK Your FIRST CHOICE IRF2907ZS-7PPBF 75 180 3.8 170 D2-PAK -7 for Performance IRFB3077PBF 75 210 3.3 160 TO-220 IRFP3077PBF 75 200 3.3 160 TO-247 IRFS4310ZPBF 100 127 6.0 120 D2-PAK IRFP4310ZPBF 100 134 6.0 120 TO-247 IRFB4110PBF 100 180 4.5 150 TO-220 IRFP4110PBF 100 180 4.5 150 TO-247 For more information call +33 (0) 1 64 86 49 53 or +49 (0) 6102 884 311 or visit us at www.irf.com THE POWER MANAGEMENT LEADER p03 Contents.qxd:p03 Contents 8/1/09 11:42 Page 3 CONTENTS 3 PAGE 6 PAGE 16 Editor Achim Scharf Tel: +49 (0)892865 9794 Market News PCIM 2008 - New PCIM 2008 Fax: +49 (0)892800 132 Email: [email protected] PEE looks at the latest Market News and company developments Exhibits Production Editor Elaine Gladwell Tel: +44 (0)1322 380057 PAGE 12 Editorial/Advertisement Administration Clare Jackson PCIM 2008 - Major Tel: +44 (0)1732 886495 Fax: +44 (0)1732 886149 Trend Energy Efficiency Circulation Manager Anne Backers PCIM Europe 2008, from 27 to 29 May 2008, Tel: +44 (0)208 647 3133 attracted 252 exhibitors and 56 represented Fax: +44 (0)208 669 8013 companies from 26 countries in an exhibition area of INTERNATIONAL SALES OFFICES 10,600 sqm. Once again the participation of Mainland Europe: numerous companies from overseas (57%) Victoria Hufmann, Norbert Hufmann underlines the high international standing. The large The main exhibits at PCIM 2008 ranged from semiconductors, components and Tel: +49 911 9397 643 Fax: +49 911 9397 6459 number of companies from the USA, France, United sensors, motors and rectifiers through to power management systems, simulation Email: [email protected] Kingdom and Italy is particularly noteworthy. The and design software, as well as many of the latest developments in the power Armin Wezel number of new exhibitors is also worth mentioning: electronics sector. Tel: +49 9568 897 097 Fax: +49 9568 897 096 31 additional exhibitors were at PCIM for the first Email: [email protected] time. Also the number of visitors (6,500) and PAGE 22 UK conference delegates (592) marked a new high. Steve Regnier, Tim Anstee PCIM Europe 2009 will take place in Nuremberg, Investigations on Ageing of IGBTs Tel: +44 (0)1732 366555 Germany, 12 – 14 May 2009. email: [email protected] Under Repetitive Short-Circuit USA West Coast Sales Shelley Kelly Operations Tel: (310) 547 1777 Fax: (310) 519 0809 This paper received the Best Paper Award at PCIM 2008, sponsored by PEE. It Email: [email protected] describes experimental results concerning the ageing of 600V IGBTs under USA East Coast Sales COVER STORY repetitive short circuit conditions. A critical energy, which is dependent on test Karen C Smith-Kernc conditions, has been already pointed out which separates two failure modes. email: [email protected] The first, with a cumulative degradation effect, requires some 10,000 short Alan A Kernc circuits to reach failure, and the other leads to the failure at the first short-circuit Tel: +1 717 397 7100 with a thermal runaway effect. This paper is focused on the first failure mode. Fax: +1 717 397 7800 M. Arab and Z. Khatir (INRETS-LTN), S. Lefebvre (SATIE), and S. Bontemps email: [email protected] (Microsemi PPG), France Italy Ferruccio Silvera PAGE 25 Tel: +39 022 846 716 Email: [email protected] Taiwan Prisco Ind. Service Corp. Semiconductors in Hybrid Drives Tel: 886 2 2322 5266 Fax: 886 2 2322 2205 Applications Publisher Ian Atkinson With the upcoming importance of energy saving in future cars as well as CO2 Tel: +44 (0)1732 886495 Fax: +44 (0)1732 886149 reduction, today’s hybrid cars show the potential of reaching more efficiency in Email: [email protected] automotive applications. Besides the power semiconductor devices used for the www.power-mag.com main inverter, additional electronic components will be needed in future vehicles. More Power at the Same The structure and function of the different hybrid drive components, as well as Circulation and subscription: Power Electronics used semiconductors and the latest IGBT, MOSFET and SiC technologies, will be Europe is available for the following subscription Size described below. According to the special needs of hybrid drives applications, charges. Power Electronics Europe: annual charge future trends like increased junction temperature or new interconnection UK/NI £60, overseas $130, EUR 120; single copies Power density is today’s magic word in the world of high tech yet affordable electric drives, especially when UK/NI £10, overseas US$32, EUR 25. Contact: technologies will be illustrated. Ingo Graf and Mark Nils Münzer, Infineon it comes to the two workhorses in power electronics - Techmedia International Ltd, Kildonan, St Mary’s Technologies Warstein and Munich, Germany the IGBT and its accompanying free-wheeling diode. Road, Wrotham, Kent TN15 7AP, Great Britain. Together, these two components constitute the core of Tel: +44 (0)1732 886495. Fax: +44 (0)1732 high tech power electronic solutions. The new 1200V PAGE 31 886149. Refunds on cancelled subscriptions will CAL diode provides 30% more power, yet is still the only be provided at the Publisher’s discretion, unless same size as the previous chip generation, leaving Resonant Motor Drive Topology with specifically guaranteed within the terms of more space in the power module. What’s more, the subscription offer. new fourth generation of CAL free-wheeling diodes is Standard Modules for Electric Vehicles Editorial information should be sent to The Editor, suitable for high application temperatures up to 175°C. Power Electronics Europe, PO Box 340131, 80098 These benefits mean that IGBT modules now take up Weight and volume reduction of the system have the highest priority in electric Munich, Germany. less space and can be used with higher temperatures, vehicles, which leads to high motor frequencies. To gain the advantage of high The contents of Power Electronics Europe are making them suited for use in harsh ambient speed drives without the disadvantage of high power losses, resonant switching subject to reproduction in information storage and environments such as the engine compartment of topologies are required, without becoming too complex and whilst still satisfying hybrid electric vehicles. Full story on page 36. retrieval systems. All rights reserved. No part of this the required reliability. The automotive miracle of increased reliability at reduced publication may be reproduced in any form or by any cost has to become true again to make this vision real. A new standard means, electronic or mechanical including Cover supplied by SEMIKRON component which supports an innovative switching topology might be an photocopying, recording or any information storage important step forward. Michael Frisch, Vincotech, Munich, Germany or retrieval system without the express prior written consent of the publisher. Origination: Elaine Gladwell PAGE 38 Printed by: Wyndeham Heron Limited. ISSN 1748-3530 Product Update A digest of the latest innovations and new product launches PAGE 41 Website Product Locator Power Electronics Europe Issue 5 2008 04_PEE_0508:04_PEE_0508 8/1/09 11:38 Page 1 p05 Opinion.qxd:p05 Opinion 8/1/09 11:44 Page 5 OPINION 5 On the Road to Saving Energy In 1999, the price of oil hovered around $16 a barrel. By early 2008, it had crossed the $100 a Thin Film Chip barrel mark and reached $144 by July. The Resistors with reasons for the surge ranged from the relentless high Temperature growth of the economies of China and India to Stability widespread instability in oil-producing regions, including Iraq and Nigeria’s delta region. Triple- RN73H digit oil prices have redrawn the economic and political map of the world, challenging some old notions of power. And as consumers around the world struggle to fill their gas tanks, captains of the oil industry are getting a raise. Obviously there is no upper limit in sight. Americans i.e. use a lot of oil, and also have the largest market for cars. Although they RoHS-compliant constitute only 5% of the world’s population, they consume 25% of global oil production. America expensive for consumers who are more • high temperature perfor- epitomisesAchim the Scharf petroleum-dependent lifestyle. Oil concerned with cutting their fuel budgets than mance up to 155°C is thePEE raw Editor material that makes possible the stopping global warming. GM predicts a price tag • resistance tolerance down functioning of nearly every component of the US in excess of $30,000 for the early model Chevy to 0,05% economy, directly or indirectly. It provides 40% of Volts, and says it expects to take a loss on the car • temperature coefficient the nation’s power supply - far more than any for years to come.