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车载供电,34063方案5v3.3v输出,我的设计是否可靠,望指点
2009-12-20 12:03
- 电源技术
- 9
- 3005
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
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请教不用变压器,如何将市电转换成直流12V
2009-10-13 14:49
- 电源技术
- 11
- 2631
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
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板子走线太细是不是压降要增大很多
2009-9-30 09:17
- PCB技术
- 4
- 3114
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
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试画了一块PCB,贴出来献丑一下
2009-10-24 21:41
- PCB技术
- 48
- 6436
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
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大家帮我看看UC3842这个图 的问题
2009-8-4 14:31
- 德州仪器MCU
- 6
- 1321
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
3842做dc-dc转换器的问题
2009-8-8 15:43
- 德州仪器MCU
- 6
- 1450
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
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