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https://e2e.ti.com/support/amplifiers-group/amplifiers/f/amplifiers-forum/1022358/lm139a-moisture-sensitivity-level-msl
此系列器件的 MSL 是多少？
你好、Jon、
MSL 显示在订购表的"MSL 等级/回流焊峰值"列中；
https://www.ti.com/product/LM139A#order-quality
所有存储器均为"leve-1-260C-Unlim"或1级无限存储器。
