![Image](/./qsource/plugin/uhome/template/assets/img/user_home_headerbg.jpg)
【活动结束】了解Navota产品动态,赢欢乐现金红包!
1496210259
- 196
- 16194
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
看看我做的电源短路保护电路
2023-8-28 17:53
- 电路赏析
- 23
- 26587
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
OV5640 的 I2C 通讯
2022-10-13 22:05
- 电子技术交流论坛
- 4
- 1261
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
【领奖】本期话题:有总结才有进步
2015-6-25 11:24
- 德州仪器模拟论坛
- 73
- 8390
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
发牢骚——低噪声开关电源
2015-8-19 17:15
- 电源技术
- 52
- 11761
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
给大家说个接活的门道
2017-2-4 18:48
- 创业|外包|承接
- 100
- 24956
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
Protel99及POWER PCB(PADS LAYOUT) 的快捷键
2015-2-7 11:53
- PCB技术
- 7
- 2856
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
有没有人要这些PCB资料
2015-8-19 12:08
- PCB技术
- 417
- 33243
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
请问地线环绕一圈但不闭合,这样屏蔽效果好不好?
2018-6-9 17:00
- EDA 技术
- 14
- 4573
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
大神,看看我的pCB给点指导意见
2014-1-10 12:48
- PCB技术
- 14
- 1376
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
比较全面的PCB设计基础知识
2014-2-19 16:40
- PCB技术
- 55
- 5194
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
最近火热的跟红米手机一样的CPU MT6589四核的手机PCB和原理图
2024-5-17 13:38
- PCB技术
- 208
- 69373
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
2012年最后一天,来二姨家盖大楼,盖2万层。高端PCB文件共
2016-5-19 19:19
- PCB技术
- 831
- 91098
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
写了好几天的程序,突然停了下电。然后~~~~
2014-1-14 14:02
- 侃单片机论坛
- 59
- 6795
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
这个TL494做的逆变器,我有极大的疑问
2013-10-17 00:26
- 电源技术
- 12
- 3417
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
电子蚊蝇拍的原理图想到的问题
2013-10-19 22:38
- 模拟技术论坛
- 49
- 5748
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
大侠帮我看看这个电路R66的作用
2011-9-10 14:52
- 电路赏析
- 7
- 1807
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
PCB设计资料(华为内部)
2021-2-5 10:54
- 电路赏析
- 1286
- 157242
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
求助此电路功能
2011-9-22 11:04
- 电路赏析
- 6
- 1748
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
2
3
近期访客