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高温环境对电子产品的影响分析及热设计研究

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电子产品能够可靠运行,其关键因素是可以适应周围的环境条件.这些环境因素中,高温对大多数电子元器件带来严重的影响,会直接导致,电子器件的失效,进而引起整个设备发生故障.而要保证电子产品的可靠、稳定运行,除了要保证器件选型符合工作环境要求,还需要进行相应的热设计.本文首先介绍高温环境对电子产品的影响,分析电子产品在高温环境下产生的故障以及失效模式;为确定电子产品高温的适应性,介绍电子产品高温环境如何确定以及验证的方法;最后,介绍电子产品为保证其可靠性而采取的热设计的方法.通过对高温环境的影响分析,电子产品高温适应性设计及验证的介绍,以及热设计的方法,为电子产品高温环境的适用性及耐高温设计提供参考.
Analysis of Influence of High Temperature Environment on Electronic Products and Thermal Design Research
The key factor for the reliable operation of electronic products is that they can adapt to the surrounding environmental conditions.Among these environmental factors,high temperature has a serious impact on most electronic components,which will directly lead to the failure of electronic devices,and then cause the failure of the entire equipment.In order to ensure the reliable and stable operation of electronic products,in addition to ensuring that the device selection meets the requirements of the working environment,it is also necessary to carry out the corresponding thermal design.This paper first introduces the influence of high temperature environment on electronic products,analyzes the failure and failure mode of electronic products under high temperature environment;In order to determine the adaptability of electronic products to high temperature,the method of determining and verifying the high temperature environment of electronic products is introduced.Finally,the thermal design method of electronic products to ensure their reliability is introduced.Through the analysis of the influence of high temperature environment,the introduction of high temperature adaptability design and verification of electronic products,as well as thermal design methods,the applicability of high temperature environment and high temperature resistance design of electronic products are provided with reference.

high temperatureadaptabilitythermal design

曹永志、李志强、张建松、刘蓓辉、周明霞

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中车唐山机车车辆有限公司,唐山 064000

广州广电计量检测股份有限公司,广州 510656

高温 适应性 热设计

2024

环境技术
广州电器科学研究院有限公司

环境技术

CSTPCD
影响因子:0.995
ISSN:1004-7204
年,卷(期):2024.42(8)