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标题:
怎样计算Rjunction to board
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作者:
有没有
时间:
2011-5-1 09:32
标题:
怎样计算Rjunction to board
想请教大家一个问题,在建立双热阻模型时,怎样确定R junction to board,chip 的data sheet 上只有R junction to ambient 和R junction to case,是不是只能去问EE还是怎样估算呢?
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