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新画的小板子,虽然硬件很稳定了,欢迎大家拍砖
2017-5-8 10:07
- PCB技术
- 45
- 5840
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
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复位电路求助
2012-7-14 16:46
- 模拟技术论坛
- 4
- 1126
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![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
lm329是一个比较器,分析下r1,r2,r3,c16的作用
2012-5-9 11:48
- 电子技术交流论坛
- 11
- 3101
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
手机的开关机是怎样实现的呢?
2018-6-7 11:11
- 手机设计开发
- 23
- 5670
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
谁能帮忙详细的讲解一下BOOST电路的工作原理
2012-1-3 01:00
- 电源技术
- 18
- 2481
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
USB&AC-DC充電切換
2011-7-8 11:34
- 模拟技术论坛
- 2
- 1265
![](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)
BJT的用法求教
2011-6-7 14:38
- 模拟技术论坛
- 0
- 1108
15V的直流电压如何升压到150V
2011-3-25 17:01
- 模拟技术论坛
- 9
- 2292
+5V电源如何做个过压保护电路?
2016-12-15 14:59
- 模拟技术论坛
- 26
- 15710
请问在电子公司做采购样品好吗?
2011-5-19 13:18
- 模拟技术论坛
- 1
- 1098
高手求助USB&AC-DC充電切換問題
2011-6-7 14:35
- 模拟技术论坛
- 0
- 1236
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