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求助各位大侠看看我的电源电路
2013-1-28 22:10
- 电源技术
- 20
- 4311
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伤不起的USB_HUB!!
2015-5-8 15:40
- 电路赏析
- 90
- 17138
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大面积模拟地和小面积模拟地的区别
2012-5-23 11:57
- 电子技术交流论坛
- 15
- 2802
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【高分悬赏】AT89C52 想驱动20个继电器 怎么设计电路 最合理
2012-2-13 14:03
- 侃单片机论坛
- 20
- 4223
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画PCB 外包
2011-8-16 18:16
- 创业|外包|承接
- 6
- 2790
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输出多大电流时,7805会比较烫,这时加散热片
2011-1-22 11:52
- 模拟技术论坛
- 51
- 18451
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求画PCB高手
2011-3-6 14:05
- 电源技术
- 40
- 5751
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怎样才能快速提高电路的分析和设计能力
2013-4-24 23:47
- 电路赏析
- 41
- 11879
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单片机-我的奋斗
2013-9-9 18:55
- 侃单片机论坛
- 144
- 26972
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为何这个MOSFET管一上电就冒烟了
2010-7-16 21:49
- 电子技术交流论坛
- 20
- 5812
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