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https://e2e.ti.com/support/amplifiers-group/amplifiers/f/amplifiers-forum/900395/lm2902-what-s-the-of-junction-to-case-top-thermal-resistance-for-2902pwr
大家好、
2902PWR 的结至外壳(顶部)热阻是多少？
客户正在寻找25和40摄氏度的最大 TC
请求
您好、Shaq、
除非您计划在顶部安装散热器、否则结至顶部不是很有用。 Ψ JT 可用于根据外壳温度估算裸片温度。
G3引线框镀层 SN Theta JC、顶部52.8 C/W Theta JB 67.1 C/W PSI JT 6.9 C/W PSI JB 66.5 C/W
G4引线框架涂层 NiPdAu Theta JC、顶部50.8 C/W Theta JB 63.8 C/W PSI JT 6.4 C/W PSI JB 63.2 C/W
