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NCP81218FMNTXG
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Product Detailed Parameters
- Description：IC SWITCHING CONTROLLER QFN
- Series：-
- Mfr：onsemi
- Package：Tape & Reel (TR)
- Output Type：PWM
- Function：-
- Output Configuration：-
- Topology：-
- Number of Outputs：3
- Output Phases：2
- Voltage - Supply (Vcc/Vdd)：-
- Frequency - Switching：-
- Duty Cycle (Max)：-
- Synchronous Rectifier：No
- Clock Sync：No
- Serial Interfaces：-
- Control Features：-
- Operating Temperature：-
- Mounting Type：Surface Mount
- Package / Case：48-VFQFN Exposed Pad
- Supplier Device Package：48-QFN (6x6)
- Grade：-
- Qualification：-
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Overview
The NCP81218FMNTXG is a DC-DC switching controller manufactured by onsemi. It utilizes a 48-QFN (6x6) package and operates as a synchronous buck regulator. The component is designed for high-efficiency power conversion applications, featuring integrated control logic for managing multiple output phases. It supports standard PWM control schemes and includes protection features typical of modern power management ICs.
Feature Summary
- Integrated synchronous buck controller architecture
- Compact 48-QFN surface-mount packaging
- Designed for high-efficiency voltage regulation
Applications
- Desktop computer motherboard VRMs
- Server and workstation power distribution
- High-performance graphics card power stages
Procurement Notes
Verify current availability status directly with the manufacturer or authorized distributors, as supply chain conditions may vary. Confirm that the specific suffix 'F' matches your design requirements, as it may denote specific tape-and-reel packaging or material compliance variations compared to other variants in the NCP81218 family. Ensure compatibility with existing PCB footprints and thermal management solutions before finalizing procurement.
Selection Notes
Select this component when a multi-phase synchronous buck solution is required for CPU or GPU core voltage regulation. The 48-QFN package offers a compact form factor suitable for dense board layouts. Consider thermal performance and phase count requirements relative to the load profile. Verify that the input voltage range and output current capabilities align with the target system specifications.
Part Context
This part belongs to the NCP81218 series from onsemi, which are specialized power management ICs aimed at computing platforms. The series is engineered to meet Intel IMVP standards for processor voltage regulation modules. These controllers are integral to stable power delivery in high-compute environments, ensuring precise voltage tracking under dynamic load conditions.
Replacement Considerations
Check for direct pin-compatible substitutes within the NCP81218 family, such as the NCP81218MNTXG, if available. Verify that any replacement maintains the same 48-QFN footprint and electrical characteristics. Consult official substitution guides from onsemi to ensure functional equivalence without redesigning the power stage.
