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LM3488: 12V单电源VBAT输入的电路中,使用两个LM3488芯片构成两个不同的电压输出,实际使用中两个芯片都无法工作,而且输入电压被拉低到3V,电流增大到1A。

Part Number: LM3488

如何使两个芯片正常工作