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24V电源用7805转化为5V,发热特别厉害怎么办?
2014-9-11 22:29
- 侃单片机论坛
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求助:H桥发热
2011-2-15 15:56
- 模拟技术论坛
- 12
- 3820
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大家一起来思考!!!看似很简单,其实挺难的,还没想出
2007-8-27 21:12
- 模拟技术论坛
- 8
- 2528
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请教PWM的问题?
2007-8-27 20:50
- 模拟技术论坛
- 3
- 2231
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07年电子设计大赛元件清单,大家看看
2007-8-28 16:31
- 模拟技术论坛
- 12
- 3860
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现在还用三极管搭电路吗?
2007-8-28 15:07
- 模拟技术论坛
- 22
- 5825
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带USB接口的51系列单片机
2017-10-20 09:52
- 侃单片机论坛
- 16
- 8338
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请高手帮我看下此IC的型号
2007-6-6 08:06
- EDA 技术
- 2
- 1654
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MAX232不能用了,会发烫,大家帮我分析一下
2017-11-6 11:39
- 工控、机电一体化
- 17
- 13155
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请教这个电阻是干什么用的
2020-8-26 11:12
- 电路赏析
- 83
- 13872
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48M的晶振该配多少P的电容呢
2007-6-6 11:23
- 侃单片机论坛
- 5
- 2959
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2
3
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