应用于高精度LCR数字电桥的半埋嵌铜片高频板工艺研究  

Research on Semi-Buried Copper Embedded High Frequency PCB Technology for High Precision LCR Digital Bridge

作　　者：张长明 陈少华 黄建国 唐成华 凌小康 Zhang Changming;Chen Shaohua;Huang Jianguo;Tang Chenghua;Ling Xiaokang

机构地区：[1]深圳市博敏电子有限公司,广东深圳518103

出　　处：《印制电路资讯》2024年第2期78-81,共4页Printed Circuit Board Information

摘　　要：LCR数字电桥是智能元件参数测量仪器。作为计量工具,对仪器的精度有较高要求,相应地所使用的PCB也有更高要求。本文研究了LCR数字电桥使用的半埋嵌铜片PCB,包括半埋嵌铜片设计方式、半埋嵌铜片的定位、铜片焊接工艺、薄高频芯板焊接铜片后水平线过机方法等。重点分析了多层高频材料层压时的易出现的问题和解决方案,完成了高精度LCR数字电桥多层高频板制作。LCR digital bridge is an intelligent component parameter measuring instrument.As a measuring tool,the precision of the instrument has higher requirements,and the PCB used accordingly has higher requirements.This essay discuss the semi-embedded copper PCB used in LCR digital bridge is studied,including the design method of semi-embedded copper,the design location of semi-embedded copper,the welding process of copper,the method of horizontal line passing through the machine after the thin high-frequency core board welding copper.It is focuses on analyzing the problems and solutions of multilayer high frequency material lamination,and completes the fabrication of high-precision LCR digital bridge multilayer high frequency PCB.

关 键 词：LCR 半埋嵌铜片 高频板 层压 

分 类 号：TM9[电气工程—电力电子与电力传动]