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[参考译文] TPS1663:热阻的计算条件

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Other Parts Discussed in Thread: TPS1663

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https://e2e.ti.com/support/power-management-group/power-management/f/power-management-forum/824336/tps1663-calculation-conditions-of-thermal-resistance

器件型号:TPS1663

您好、团队成员。

我想知道 TPS1663的热阻计算条件。

数据表(7.4热性能信息)显示  

RθJA Ω(结至环境热阻) 31.4 /32.2°C/W
RθJB Ω 结至电路板热阻10.2/10℃/W

计算上述热阻时、电路板条件是什么?