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NCP81109BMNTXG
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Product Detailed Parameters
- Description：IC REG BUCK CTLR 48QFN
- Series：-
- Mfr：onsemi
- Package：Tape & Reel (TR),Bulk
- Output Type：-
- Function：-
- Output Configuration：-
- Topology：-
- Number of Outputs：-
- Output Phases：-
- Voltage - Supply (Vcc/Vdd)：-
- Frequency - Switching：-
- Duty Cycle (Max)：-
- Synchronous Rectifier：-
- Clock Sync：-
- 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 NCP81109BMNTXG is a synchronous buck controller designed for high-performance computing applications. It integrates dual high-side and low-side drivers with advanced protection features including over-current, over-voltage, and thermal shutdown. The device supports multiple output configurations and offers programmable voltage rails via VID interfaces. It operates from an input voltage range suitable for server and workstation power supplies, ensuring stable regulation under dynamic load conditions.
Feature Summary
- Integrated dual-channel synchronous buck control architecture
- Advanced transient response optimization capabilities
- Comprehensive protection mechanisms against fault conditions
Applications
- Server and data center power distribution modules
- Workstation graphics processing unit power supplies
- High-density point-of-load conversion systems
Procurement Notes
Verify the specific suffix 'BMNTXG' matches your required tape-and-reel quantity and temperature grade. Confirm that the ordering part number aligns exactly with the datasheet revision to ensure compatibility with existing design files and manufacturing processes.
Selection Notes
Select this component when designing multi-phase VRMs requiring precise voltage tracking and fast transient response. Ensure the input voltage range and maximum current requirements of your application fall within the specified limits of the integrated drivers and control loop bandwidth.
Part Context
This controller belongs to onsemi's NCP81xxx series of multiphase controllers. It is engineered for next-generation processors demanding tight voltage tolerances. The BMNTXG variant indicates specific packaging and reel specifications distinct from other suffixes in the same functional family.
Replacement Considerations
Direct pin-to-pin replacements may include other members of the NCP811xx series with compatible suffixes. Verify electrical parameters and thermal characteristics before substitution to maintain system stability and compliance with original design specifications.
