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PCBA短路故障分析及短路定位儀的應(yīng)用

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[摘 要]文章介紹了印刷電路板短路故障的常見類型及目前行業(yè)中常見的短路定位方法,分析了各類定位方法的優(yōu)缺點和主要適用方向,闡述了矢量雷達短路定位儀的原理及應(yīng)用,并通過實例驗證了矢量雷達短路定位儀的實際應(yīng)用效果。

[關(guān)鍵詞]PCBA;短路故障;定位分析;短路定位儀

[中圖分類號]TM934 [文獻標志碼]A [文章編號]2095–6487(2024)12–0021–03

Analysis of PCBA Short Circuit Fault and Application of Short Circuit Locator

GAO Jing,YAN Jihao,HAN Songjian,WANG Kui

[Abstract]The article introduces the common types of short circuit faults in circuit boards and the commonly used short circuit positioning methods in the industry. It analyzes the advantages, disadvantages, and main applicable directions of various positioning methods, explains the principle and application of vector radar short circuit positioning devices, and verifies the actual application effect of vector radar short circuit positioning devices through examples.

[Keywords]PCBA; short circuit fault; positioning analysis; short circuit locator

隨著產(chǎn)品向智能制造與集成化高速發(fā)展,電子元器件與組件的尺寸不斷微小化,排列密度隨之增大,同時作為電子元件的支撐體——PCB的面積與層數(shù)不斷增加,設(shè)計布局也愈加復(fù)雜,尤其是電源對地網(wǎng)絡(luò)一般并聯(lián)的元件數(shù)量非常多,而且對地短路在短路故障中占據(jù)的比例非常高。(剩余3101字)

目錄
monitor