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NCP81161MNTWG
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Product Detailed Parameters
- Description：IC GATE DRVR HALF-BRIDGE 8DFN
- Series：-
- Mfr：onsemi
- Package：Tape & Reel (TR)
- Driven Configuration：Half-Bridge
- Channel Type：Synchronous
- Number of Drivers：2
- Gate Type：MOSFET (N-Channel)
- Voltage - Supply：4.5V ~ 13.2V
- Logic Voltage - VIL, VIH：1V, 2V
- Current - Peak Output (Source, Sink)：-
- Input Type：Non-Inverting
- Rise / Fall Time (Typ)：16ns, 11ns
- Operating Temperature：0°C ~ 150°C (TJ)
- Mounting Type：Surface Mount
- Package / Case：8-VFDFN Exposed Pad
- Supplier Device Package：8-DFN (2x2)
- Grade：-
- Qualification：-
- High Side Voltage - Max (Bootstrap)：35 V
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Overview
The NCP81161MNTWG is a VR12.5 compatible synchronous buck MOSFET driver manufactured by onsemi. It integrates high-side and low-side drivers in an 8-lead DFN (2x2 mm) package. The device operates with a supply voltage range of 4.5 V to 13.2 V. Key electrical parameters include a maximum rise time of 16 ns and a maximum fall time of 11 ns. It functions within a temperature range of -10°C to +125°C and draws a typical operating supply current of 10 mA.
Feature Summary
- Complies with Intel VR12.5 specification for synchronous buck applications
- Integrates non-inverting high-side and low-side gate drivers
- Designed for compact power stages using small footprint packaging
Applications
- VR12.5 compliant CPU core voltage regulation modules
- Synchronous buck converter designs for processor power delivery
- Compact DC-DC conversion stages requiring fast switching speeds
Procurement Notes
Verify component authenticity through authorized channels as the part status is listed as obsolete. Confirm that the specific suffix matches the required RoHS compliance and packaging format. Review the latest Product Change Notification (PCN) for any manufacturing origin changes or certification updates before finalizing procurement plans.
Selection Notes
Select this component for designs strictly adhering to VR12.5 timing requirements. Ensure the input control signals are non-inverting to match the internal logic configuration. Verify that the PCB layout supports the thermal characteristics of the DFN-8 package for the intended operating temperature range.
Part Context
This device belongs to the NCP81161 series of gate drivers from onsemi. It is specifically engineered for high-performance digital load applications. The series provides integrated solutions for driving external MOSFETs in synchronous rectification topologies, replacing discrete driver implementations.
Replacement Considerations
Publicly confirmed substitute part numbers are not available in the provided documentation. Designers should consult official obsolescence notices or contact the manufacturer directly for recommended alternative components.
