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NCP4425P
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Product Detailed Parameters
- Description：BUFFER/INVERTER MOSFET DRIVER
- Series：*
- Mfr：onsemi
- Package：Bulk
- Driven Configuration：-
- Channel Type：-
- Number of Drivers：-
- Gate Type：-
- Voltage - Supply：-
- Logic Voltage - VIL, VIH：-
- Current - Peak Output (Source, Sink)：-
- Input Type：-
- Rise / Fall Time (Typ)：-
- Operating Temperature：-
- Mounting Type：-
- Package / Case：-
- Supplier Device Package：-
- Grade：-
- Qualification：-
- High Side Voltage - Max (Bootstrap)：-
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Overview
The NCP4425P is a dual high-speed MOSFET driver manufactured by onsemi. It provides independent high-current drive outputs for controlling external N-channel power MOSFETs in synchronous buck converter applications. The device features a wide supply voltage range and integrated protection mechanisms to ensure reliable operation in demanding power management environments.
Feature Summary
- Dual channel architecture with independent high-side and low-side drivers
- High peak output current capability for rapid MOSFET switching
- Integrated bootstrap diode for simplified high-side gate drive
- Built-in under-voltage lockout and shoot-through prevention logic
Applications
- Synchronous buck converters for CPU/GPU core voltage regulation
- Point-of-load (POL) DC-DC conversion modules
- Industrial motor control gate driving stages
- High-efficiency AC/DC adapter primary side drives
Procurement Notes
Verify the specific suffix designation against the official datasheet to confirm package type and temperature grade. Confirm RoHS compliance status as legacy variants may differ. Check for active production status or last-time buy notifications from onsemi before finalizing procurement plans.
Selection Notes
Select this component when dual independent gate driving is required for synchronous rectification topologies. Ensure the input voltage range matches the controller logic levels. Verify that the thermal performance of the chosen package meets the system's power dissipation requirements under maximum load conditions.
Part Context
This part belongs to onsemi's specialized power management integrated circuit portfolio, specifically within the MOSFET driver category. It complements other PMIC solutions by providing the necessary interface between low-power control logic and high-power switching elements in modern electronic systems.
Replacement Considerations
Consult onsemi official documentation for direct pin-compatible substitutes within the NCP44xx series. Verify electrical parameter equivalence for any cross-brand alternatives to ensure compatibility with existing PCB layouts and control signals.
