Power Manager IC for Samsung Galaxy Note 9

The Power Manager IC on your Samsung Galaxy Note 9 is a power regulation chip that manages power delivery to specific groups of components or sub-systems — such as the display, cameras, or RF section. The Power Control IC — or main PMIC — manages the overall power distribution architecture. On some Samsung Galaxy Note 9 devices these are a single combined chip while on others they are separate. A Power Manager IC failure causes targeted failures in the components it manages rather than total device failure.

Symptoms include specific hardware features failing without apparent cause — for example cameras losing power randomly, display brightness becoming unregulated, certain sensors stopping intermittently, or specific sub-systems shutting off under load — while the rest of the Samsung Galaxy Note 9 continues to function normally. These targeted failures distinguish Power Manager IC fault from main PMIC failure.

Board-level diagnosis using a multimeter to measure voltage output on the rails managed by the Power Manager IC on your Samsung Galaxy Note 9 confirms whether the chip is delivering correct voltages to its associated sub-systems. Missing or incorrect voltages on specific rails with correct input voltage confirm the Power Manager IC as the fault.

No. This is a micro-SMD or BGA chip soldered onto the Samsung Galaxy Note 9 motherboard requiring hot air rework equipment, flux, and professional board-level repair skills. Only experienced technicians should attempt this repair.

Yes — a 7-day replacement warranty against manufacturing defects is included. An unboxing video is mandatory for all warranty claims. Once the chip has been soldered it is considered used and cannot be returned. For more information, check out SAHII's Return Policy.