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https://e2e.ti.com/support/power-management-group/power-management/f/power-management-forum/726732/why-the-operating-temp-are-differences-for-uc1842-2842-3842
为什么 UC1842/2842/3842使用相同的封装/热阻器/Tj=150时具有不同的工作温度？
它是工艺差异吗？还有其他什么？ 它们的芯片尺寸是否不同？
此致、
Brian
