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请教两个 电源芯片 分别写的是S4SD TI 03H 2140G4 和 OBZ30FV 75733(带ti标志)分别是什么电源芯片?



请教两个 电源芯片 分别写的是S4SD TI 03H 2140G4 和 OBZ30FV 75733分别是什么电源芯片?

如图所示: