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Subject
A simple question about IR2110
  
Discussion Thread
Response Via Email 09/04/2012 12:55 AM
Harry,

Yes, you are right. The logic ground and the power ground should be connected together to make IR2110 work.


Regards
Customer By Web Form (Harry Zhou) 09/04/2012 12:37 AM
I had a argue with one of my friend about whether IR2110 is electricity isolated or not. I don't think so, I think that logical ground and power ground should be connected together to make IR2110 work, but she says it's not necessary because she think that IR2110 has some kind of function that can isolate the logical circuits and the power circuit like Optocoupler. I have read the PDF of IR2110 may times and i'm still not sure about the answer. Could you tell me the answer? i need authoritative voice......

这是IR官方的回答 所以2110不是隔离的 不要再纠结了
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怪哉!灵异的三极管电流流向! 这素一个在仿真的RCC电路,示波器上绿色的是集电极电流红色的是发射极电流。窝萌都知道发射姬电流素集电极电流和基极电流之和,所以讲道理发射极电流一定比集电极略大。可仿真结果刷了三观,Q1集电极电流一部分流经基极,然后流经Q2的C->E。

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我也是有底线的