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[交流] 导热系数 已有1人参与

ADTMD5470 台湾LW9389 测试灌封硅胶导热系数数据,40psi/80度,40psi/85度,40psi/90度,40psi/ 95度,40psi/ 100度,测试结果导热系数0.6W/mk ,0.573 ,0.558,0.532,0.5,通过拟合线算出1mm的热阻分别为,30.335,30.309,30.045,29.874,29.443,根据公式K=d/R,不应该导热系数变小,热阻变大吗,这是什么原因导致的,求大神释惑。

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