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LM5146: 芯片空载有78℃温度

Part Number: LM5146

使用Webench生成的设计,使用贴在水冷板上散热,其它位置温度都不高,在50℃左右。
但主芯片温度有78℃,该问题如何解决。感谢!

 webench.ti.com/.../51