The RT8161B (RT8161BGQW), marked as “2W=”, is a power management IC designed to control core voltage for modern processors. It delivers high efficiency, precise voltage regulation, and supports Intel/AMD platform power requirements. With its compact QFN package, it is widely used in laptop motherboard repair and manufacturing.

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RT8161BGQW RT8161B 2W= Marking 2W= RT IC
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Description
Specification
Key Features: RT8161BGQW RT8161B 2W= Marking 2W= RT IC
- PWM controller for CPU/GPU power supply
- Supports dynamic voltage scaling (DVS)
- High efficiency with low power loss
- Built-in over-current, over-voltage, and thermal protection
- QFN package for compact laptop motherboard design
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