--- title: Automotive Circuit Protection using TVS Diodes description: Littelfuse Automotive Circuit Protection using TVS Diodes Application assists designers of automotive electronics to eliminate transient surges and enhance safety. --- [![LFLogoTagline_Color.gif](https://info.littelfuse.com/hs-fs/hubfs/Littelfuse%20Logo.png?width=230&height=75&name=Littelfuse%20Logo.png "LFLogoTagline_Color.gif")](http://www.littelfuse.com) ![Littelfuse Electronics Circuit Protection Resources](http://www.littelfuse.com/~/media/electronics/website_contents/landing_page_images/banners/Littelfuse_S2D_CTA_Landing_Banner.jpg.jpg "Littelfuse Electronics Circuit Protection Resources") # Download! Automotive Circuit Protection Using TVS Diodes Application Note ![automotive_tvs_diode_application_note_thumb.jpg](https://info.littelfuse.com/hubfs/Electronics/Document_Thumbnails/automotive_tvs_diode_application_note_thumb.jpg "Automotive Circuit Protection using TVS Diodes Application Note") Designing automotive electronics presents numerous technical challenges, including the need to protect against electrical hazards. 自動車用システムにおける電気的障害の 3 大発生源は、静電気放電 (ESD)、パワーエレクトロニクス回路のスイッチング負荷、そして落雷です。ボンネット内、車室内を問わず自動車の電気系統に損害を及ぼす過渡サージを克服することは、システム設計における最大の課題のひとつです。回路保護分野のグローバルリーダーであるリテルヒューズは、過渡サージの影響の排除と車両全体の安全性強化に取り組む自動車用エレクトロニクス製品の設計者の支援を目的としてこのアプリケーションノートを作成しました。 Download your free copy to learn about: - Vehicle systems subject to transient surge hazards - International and American automotive test standards for transient surge protection - Automotive bus standards and protection schemes - Automotive environment test levels - Reliability test results for transient voltage suppression (TVS) diodes - TVS diodes that offer superior electrical performance in a small footprint [![Share on Facebook](https://static.hubspot.com/final/img/common/icons/social/facebook-24x24.png)](http://www.facebook.com/share.php?u=https%3A%2F%2Finfo.littelfuse.com%2Faccess-automotive-circuit-protection-tvs-diodes%3Futm_medium%3Dsocial%26utm_source%3Dfacebook) [![Share on LinkedIn](https://static.hubspot.com/final/img/common/icons/social/linkedin-24x24.png)](http://www.linkedin.com/shareArticle?mini=true&url=https%3A%2F%2Finfo.littelfuse.com%2Faccess-automotive-circuit-protection-tvs-diodes%3Futm_medium%3Dsocial%26utm_source%3Dlinkedin) [![Share on Twitter](https://static.hubspot.com/final/img/common/icons/social/twitter-24x24.png)](https://twitter.com/intent/tweet?original_referer=https%3A%2F%2Finfo.littelfuse.com%2Faccess-automotive-circuit-protection-tvs-diodes%3Futm_medium%3Dsocial%26utm_source%3Dtwitter&url=https%3A%2F%2Finfo.littelfuse.com%2Faccess-automotive-circuit-protection-tvs-diodes%3Futm_medium%3Dsocial%26utm_source%3Dtwitter&source=tweetbutton&text=Automotive%20Circuit%20Protection%20using%20TVS%20Diodes) [![Share on Email](https://static.hubspot.com/final/img/common/icons/social/email-24x24.png)](mailto:?subject=Check%20out%20https%3A%2F%2Finfo.littelfuse.com%2Faccess-automotive-circuit-protection-tvs-diodes%3Futm_medium%3Dsocial%26utm_source%3Demail%20&body=Check%20out%20https%3A%2F%2Finfo.littelfuse.com%2Faccess-automotive-circuit-protection-tvs-diodes%3Futm_medium%3Dsocial%26utm_source%3Demail) [Data Privacy & Communications](https://www.littelfuse.com/data-privacy-and-communications) | [Website Terms of Use](https://www.littelfuse.com/legal/website-terms-of-use) | [Product Disclaimer](https://www.littelfuse.com/legal/product-disclaimer) Littelfuse, Inc. 6133 North River Road, Suite 500, Rosemont, IL 60018 USA, 773-628-1000 Copyright © 2026 Littelfuse, Inc.