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https://e2e.ti.com/support/power-management-group/power-management/f/power-management-forum/1101966/lm317-device-marking---lm317sx-nopb
我想检查TI是否仍在制造IC，上面是否有National Semiconductor徽标。
嗨 ，Saurabh，
有些零件仍使用National Semiconductor徽标制造。
最佳，
Juliette
