罗杰斯Rogers4003，Rogers4350B标准厚度-白红宇

罗杰斯Rogers4003，Rogers4350B标准厚度

阅读量：679 次

发布时间：2019-03-15

本文共 251 字，大约阅读时间需要 1 分钟。

罗杰斯是常用的射频微波电路板板材，其覆盖频率高，损耗小，深受工程师们的喜爱。在射频电路的微带线的设计时，需要考虑其波阻抗，通常为50 $\Omega$ ，而这个阻抗和板材的厚度有关系，这里列出常用的4003和4350B的常规厚度供大家参考，具体指标以官方数据手册和PCB厂家的规格书为准。单位：mm

4003	4350B
0.203	0.101
0.305	0.168
0.406	0.254
0.508	0.338
0.813	0.422
1.524	0.508
–	0.762
–	1.524

转载地址：http://prqlz.baihongyu.com/

你可能感兴趣的文章

no connection could be made because the target machine actively refused it.问题解决

No Datastore Session bound to thread, and configuration does not allow creation of non-transactional

No fallbackFactory instance of type class com.ruoyi---SpringCloud Alibaba_若依微服务框架改造---工作笔记005

No Feign Client for loadBalancing defined. Did you forget to include spring-cloud-starter-loadbalanc

No mapping found for HTTP request with URI [/...] in DispatcherServlet with name ...的解决方法

No mapping found for HTTP request with URI [/logout.do] in DispatcherServlet with name 'springmvc'

No module named 'crispy_forms'等使用pycharm开发

No module named 'pandads'

No module named cv2

No module named tensorboard.main在安装tensorboardX的时候遇到的问题

No module named ‘MySQLdb‘错误解决No module named ‘MySQLdb‘错误解决

No new migrations found. Your system is up-to-date.

No qualifying bean of type XXX found for dependency XXX.

No qualifying bean of type ‘com.netflix.discovery.AbstractDiscoveryClientOptionalArgs＜?＞‘ available

No resource identifier found for attribute 'srcCompat' in package的解决办法

no session found for current thread

No static resource favicon.ico.

no such file or directory AndroidManifest.xml

No toolchains found in the NDK toolchains folder for ABI with prefix: mips64el-linux-android

NO.23 ZenTaoPHP目录结构